What is the value of m

What Is The Value Of M

Answers

Answer 1

Answer:

Step-by-step explanation:

Ok so we're just going to be doing a lot of supplementary work:

The angle adjacent to 85 degrees is equal to 180 - 85 = 95

We want to find the angle measures in the triangle where 95 degrees is. We can do this by using 40, finding the opposite angle, which is also 40 due to vertical angles theorem, finding the missing angle in the right-most triangle which is 180 - 105 - 40 = 35

Using vertical angles theorem again, we know the angle opposite 35 degrees is also 35. We found another angle for the middle triangle.

The missing angle for the middle triangle is 180 - 35 - 95 = 50

The angle opposite 50 is 50 because of the vertical- you already know.

Now the left triangle has angles Z, 60 and 50.

m<Z = 180 - 60 - 50

m<Z = 70

Hope this helps!


Related Questions

2.2616161 using bar notation

Answers

To show that a pattern repeats indefinitely, a bar is put over it. For example, 2.2616161 in bar notation is: 2.26¯.

what is significant figures ?

The meaningful numbers in a number are known as significant figures, also known as significant digits. They are the digits that indicate the level of measurement uncertainty and add to the precision of a number. In other words, important figures are one digit that is either uncertain or estimated in addition to the digits that are known for sure.

given

Repeating digits are represented using the bar notation.

We must recognise the repetitive pattern in the decimal before we can represent 2.2616161 as a repeating decimal using bar notation.

The repetitive pattern is 6161, as can be seen by looking at the decimal. As a result, we can write 2.2616161 as:

2.26 16161...

To show that a pattern repeats indefinitely, a bar is put over it. For example, 2.2616161 in bar notation is: 2.26¯.

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Workspace: Given pardlelogram WxY 2, where Wxx =2x+15,xY= x+27 and yz=4x-21, delemine the length of 2W in inches.

Answers

The length of 2W in inches can be calculated by using the measurements of the parallelogram. Wxx is 2x+15, and xY is x+27. Since the length of W xx and xY is referring to the same line, x+27=2x+15. Solving for x, x=12. Knowing the value of x, Wxx=2(12)+15=39 inches and xY=12+27=39 inches. Therefore, 2W=2(39)=78 inches.

The length of a line in a parallelogram can be calculated by adding the two measurements of the two lines containing the same point. Since the line containing point W is the same line containing point x, the two measurements can be solved for the same variable, x. Once the variable is determined, the value of the two lines containing the same point can be determined. The value of the two lines can then be multiplied by 2 to determine the length of the line in the parallelogram.

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Sux less than two times a number is no more than 17

Answers

The mathematical statement οf given statement Sux less than twο times a number is nο mοre than 17 is  2x - 6 ≤ 17.

What is mathematical statement?

A mathematical statement is a sentence that can be either true οr false and cοntains mathematical expressiοns οr variables, such as numbers, variables, οperatiοns, relatiοns, οr lοgical cοnnectives.

Mathematical statements can take many fοrms, such as equatiοns, inequalities, geοmetric theοrems, and lοgical prοpοsitiοns. Fοr example, "2 + 2 = 4" is a mathematical statement that is true, while "1 + 1 = 3" is a mathematical statement that is false.

Nοw,

Given statement can be written as

Twο times=2x

six less than 2 times=2x-6

is nο mοre than 17= 2x-6≤17

where x is the number.

Hence,

          The mathematical statement οf given statement Sux less than twο times a number is nο mοre than 17 is  2x - 6 ≤ 17.

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Computations In Exercises 1 through 6, list the elements of the subgroup generated by the given subset. 1. The subset{2,3}ofZ12​2. The subset{4,6}ofZ12​3. The subset{8,10}ofZ18​(4.) The subset{12,30}ofZ36​5. The subset{12,42}ofZ6. The subset{18,24,39}ofZ

Answers

{18, 36, 24, 48, 39, 72}



In Exercises 1-6, the subgroup generated by the given subset is a set of elements that are all powers of the same element.

1. The subset {2,3} of Z12 generates the subgroup {2, 4, 8, 3, 9, 6, 12}.
2. The subset {4,6} of Z12 generates the subgroup {4, 8, 6, 12}.
3. The subset {8,10} of Z18 generates the subgroup {8, 16, 10, 18}.
4. The subset {12,30} of Z36 generates the subgroup {12, 24, 30, 36}.
5. The subset {12,42} of Z6 generates the subgroup {12, 6}.
6. The subset {18,24,39} of Z generates the subgroup {18, 36, 24, 48, 39, 72}.

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Kim Chung worked for his uncle during the summer. He was paid $2,897 but no
withholding tax was deducted. He earned $57 in interest on his savings account.
He has no adjustments to his income and his parents claim him on their tax
return. How much does he owe in federal income taxes?

Answers

Kim Chung owes $176 in federal income taxes.

What is the interest?

In finance, interest refers to the fee that a borrower pays to a lender for the use of money or assets. It is a cost of borrowing money, usually expressed as a percentage of the principal amount borrowed (or invested).

To calculate the federal income tax owed by Kim Chung, we need to first determine his taxable income.

Kim Chung's taxable income is calculated as follows:

Total Income = $2,897 (wages) + $57 (interest) = $2,954

Adjustments = $0

Adjusted Gross Income (AGI) = Total Income - Adjustments = $2,954 - $0 = $2,954

Since Kim Chung's parents claim him as a dependent, his standard deduction for tax year 2022 is $1,150.

Taxable Income = AGI - Standard Deduction = $2,954 - $1,150 = $1,804

To determine the federal income tax owed, we need to use the tax tables provided by the IRS for tax year 2022.

According to the tax tables, the tax on $1,804 of taxable income is $176.

Therefore, Kim Chung owes $176 in federal income taxes.

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Pls

Assistance and steps


What is the inverse of y = 3/2x?

Answers

Answer:

option (1)

Step-by-step explanation:

rearrange making x the subject, then x is the inverse

y = [tex]\frac{3}{2}[/tex] x ( multiply both sides by 2 to clear the fraction )

2y = 3x ( isolate x by dividing both sides by 3 )

[tex]\frac{2}{3}[/tex] y = x

change y back into terms of x , then inverse is

[tex]f^{-1}[/tex] (x) = [tex]\frac{2}{3}[/tex] x , or

y = [tex]\frac{2}{3}[/tex] x

So far in this course, you have solved single-variable equations like 3x+7=-x-3. Consider this change to that equation: 3(x+7)=-x-3. What is different about the equations? How will the changes made to the original equation change the steps needed to solve the equation?

Answers

Answer below

Step-by-step explanation:

For the first 3x+7=-x-3 you will get 4x=-10 and the final answer is x=-5/2

The second is 3(x+7)=-x-3 which is different since it will equal 3x+21=-x-3 then 4x=-24 and you get x=-6

The main difference between the two equations is that the second equation has parentheses around the expression (x+7), indicating that the entire expression should be multiplied by 3.

To solve the second equation, we will need to first distribute the 3 to the expression inside the parentheses, resulting in 3x + 21 on the left-hand side of the equation. We can then proceed with solving the equation as we did before by adding x to both sides and subtracting 3 from both sides:

3x + 21 = -x - 3
4x = -24
x = -6

So the solution to the second equation is x = -6.

In summary, the change to the original equation requires us to first distribute the coefficient of 3 to the expression inside the parentheses before proceeding with the usual steps of solving the equation.

An item on sale costs 5% of the origional price.origional price was $75.00. Find the sale price.

Answers

Answer:

If it costs 5% of $75  it would be $3.75

If it is 5% off $75 it would be $71.25

How we find the answer.

To find 10% of an item you move the decimal point once to the right

If we do this to 75.00 it would be 7.500

We can remove the two 0's

7.5

We are not looking for 10% though we are looking for 5%

Half of 10 = 5 so half 7.5

3.75 is 5% of 75

---------------------------------------

Now if we want to find out 5%  off of 75 we subtract

75.00 - 3.75

71.25

Hope i could help

Answer:

$3.75

Step-by-step explanation:

If the item was on sale and cost 5% of its original price, to find the answer we would have to find 5% of 75 and to do this we have to do 5 ÷ 100 × 75

5 ÷ 100 = 0.050.05 × 75 = 3.75

This means that the price would be $3.75

Hope this helps, have a lovely day! :)

I Need Help!!
Write a rule for this function

Answers

[tex]y =ax+b[/tex]

[tex]x = 0 \iff a(0) + b = 3 \implies b = 3[/tex]

[tex]x = 1 \iff a(1) + 3 = 5 \implies a = 2\\[/tex]

[tex]\implies \bf y = 2x + 3[/tex]

___________

[tex]x = 2 \iff 2(2) + 3 = 4 + 3 = 7[/tex]

[tex]x = 3 \iff 2(3) + 3 = 6 + 3 = 9[/tex]

Skydiving, anyone? A humor piece published in the British Medical Journal ("Parachute use to prevent death and major trauma related to gravitational challenge: Systematic review of randomized control trials," Gordon, Smith, and Pell, BMJ, 2003:327) notes that we can’t tell for sure whether parachutes are safe and effective because there has never been a properly randomized, double-blind, placebo-controlled study of parachute effectiveness in skydiving. (Yes, this is the sort of thing statisticians find funny. . . .) Suppose you were designing such a study:
a) What is the factor in this experiment?
b) What experimental units would you propose?10
c) What would serve as a placebo for this study?
d) What would the treatments be?
e) What would the response variable be?
f) What sources of variability would you control?

Answers

a) The factor in this experiment would be the use of a parachute during skydiving.

b) The experimental units would be individuals who are participating in skydiving.

c) A placebo for this study would be a dummy or fake parachute that is identical in appearance to a real parachute, but does not actually function as a parachute.

d) The treatments would be the use of a real parachute and the use of the placebo or fake parachute.

e) The response variable would be the incidence of injury or death during the skydiving experience.

f) Some sources of variability that would be controlled include

the location of the skydiving activitythe weather conditionsthe experience level of the individuals participating in the study,the safety measures or precautions during skydiving experience.

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Based upon extensive data from a national high school educational testing program, the mean score of national test scores for mathematics was found to be 606 and the standard deviation of national test scores for mathematics was found to be 187 points. What is the probability that a random sample of 289 students will have a mean score of more than 621? Less than 595? The probability that a random sample of 289 students will have a mean score of more than 621 is ____
(Round to four decimal places as needed) The probability that a random sample of 289 students will have a mean score of less than 595 is ______
(Round to four decimal places as needed.)

Answers

The probability that a random sample of 289 students will have a mean score of more than 621 is 0.0869. The probability that a random sample of 289 students will have a mean score of less than 595 is 0.1597.

To answer this question, we need to use the central limit theorem. The central limit theorem states that the distribution of sample means approaches a normal distribution as the sample size increases. In this case, the sample size is 289 students.

First, we need to calculate the standard error of the mean. The standard error of the mean is the standard deviation of the distribution of sample means. It is calculated as:

SE = σ/√n

Where σ is the standard deviation of the population and n is the sample size. In this case, σ = 187 and n = 289. So, the standard error of the mean is:

SE = 187/√289 = 11.04

Next, we need to calculate the z-score for each of the two scenarios. The z-score is a measure of how many standard deviations away from the mean a data point is. It is calculated as:

z = (x - μ)/SE

Where x is the data point, μ is the population mean, and SE is the standard error of the mean. In the first scenario, x = 621, μ = 606, and SE = 11.04. So, the z-score is:

z = (621 - 606)/11.04 = 1.36

In the second scenario, x = 595, μ = 606, and SE = 11.04. So, the z-score is:

z = (595 - 606)/11.04 = -0.996

Now, we can use the z-score to find the probability. The probability that a random sample of 289 students will have a mean score of more than 621 is:

P(z > 1.36) = 0.0869

The probability that a random sample of 289 students will have a mean score of less than 595 is:

P(z < -0.996) = 0.1597

So, the probability that a random sample of 289 students will have a mean score of more than 621 is 0.0869 (rounded to four decimal places) and the probability that a random sample of 289 students will have a mean score of less than 595 is 0.1597 (rounded to four decimal places).

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I need help with these point + brainliest if 80% of them are anwered

Answers

Answer:Answer:

1) SA = 2(wl + hl + hw) = 2(12*2 + 12*6 + 6*2) = 2(24 + 72 + 12) = 2(108) = 216

2) SA = (6*4)/2 + 6*11 + 2(5*11) = 12 + 66 + 110 = 188

3) SA = 2(6*12 + 14*12 + 6*14) = 648

4) (9*12)/2 + 15*6 + 9*6 + 12*6 = 54 + 90 + 54 + 72 = 270

5) 2(16*9 + 4*9 + 16*4) = 488

6) SA = 2πrh+2πr^2 = 2*3.14*10*16 + 2*3.14*10^2 = 1004.8 + 628 = 1632.8

7) SA = 2(7*7 + 14*7 + 7*14) = 490

8) SA = 2πrh+2πr^2 = 2*3.14*7*11 + 2*3.14*7^2 = 483.56 + 307.72 = 791.28

9) (12*10)/2 + 2(14*13) + 14*10 = 60 + 364 + 140 = 564

Step-by-step explanation:

H + 11 < 16 what do u divide by and what would be the answer?

Answers

Step-by-step explanation:

please answer this question quickly

Answer:

H<5

Step-by-step explanation:

u solve it as a normal equation but with the symbol <.

I dont know what the answer is and well im quite confused.

Answers

Answer:

C

Step-by-step explanation:

They are not proportional

If 3 pie cost $12, one pie will be $4

If 10 pie cost $25, then 1 pie is $2.5

$4 is not proportional to $2.5

Hence 12/3 is not proportional to 25/10

Diana is a junior counselor at cactusville craft camp. One day, diana's campers make lanyard keychains out of plastic string. For each keychain, diana cuts a long piece of string into 8 equal pieces. Each piece is 1. 25 feet long. Which equation can you use to find the length s of the long piece of string before diana cuts it?

Answers

Answer:777

Step-by-step explanation:888

The equation which we can use to find the length "s" of long piece of string before Diana cuts it is (a) 8s = 1.25.

In order to find the length "s" of the long piece of string, we need to multiply the length of each of the 8 equal pieces of string by 8, because they are all cut from the same long piece of string.

So, the equation we can use to find the length s of the long piece of string before Diana cuts it is:

⇒ 8 × 1.25 = s,

Simplifying the equation:

We get,

⇒ 10 = s

Therefore, the correct equation is option(a) 8s = 1.25.

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The given question is incomplete, the complete question is

Diana is a junior counselor at Cactus Ville craft camp. One day, Diana's campers make lanyard keychains out of plastic string. For each keychain, Diana cuts a long piece of string into 8 equal pieces. Each piece is 1. 25 feet long.

Which equation can you use to find the length s of the long piece of string before Diana cuts it?

(a) 8s = 1.25

(b) s - 8 = 1.52

(c) s + 8 = 1.25

(d) s/8 = 1.25

Let A, B, and C be 3x3 matrices such that det(A) =2, det(C) = 4,
and 2A^TB^-1 = C. Find det(B)

Answers

Let A, B, and C be 3x3 matrices such that det(A) =2, det(C) = 4, and 2A^TB^-1 = C the determinant of matrix B is 4.

To find the determinant of matrix B, we can use the property of determinants that states that det(AB) = det(A)det(B). We can rearrange the given equation 2A^TB^-1 = C to get B = 2A^T C^-1. Then, we can take the determinant of both sides to get det(B) = det(2A^T C^-1).

Using the property of determinants, we can expand the right side of the equation to get det(B) = det(2)det(A^T)det(C^-1). Since the determinant of a scalar multiple of a matrix is the scalar multiple of the determinant, det(2) = 2^3 = 8. Also, the determinant of the transpose of a matrix is the same as the determinant of the original matrix, so det(A^T) = det(A) = 2.

Finally, the determinant of the inverse of a matrix is the reciprocal of the determinant of the original matrix, so det(C^-1) = 1/det(C) = 1/4.

Substituting these values back into the equation, we get det(B) = 8*2*(1/4) = 4. Therefore, the determinant of matrix B is 4.
det(B) = 4.

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10 points if someone gets right

Given the percentage of 2/5 %.

What is its value as a decimal? What is its value as a fraction?

Answers

Step-by-step explanation:

remember,

100% = 1

1% = 100%/100 = 1/100 = 0.01

as decimal

2/5 % = 1% × 2/5 = 0.01 × 0.4 = 0.004

as fraction

1% × 2/5 = 1/100 × 2/5 = 2/500 = 1/250

The equation �=112�y=1\frac{1}{2}xy=1
2
1

x represents the number of cups of dried fruit, y, needed to make x pounds of granola. Determine whether each point would be on the graph of this proportional relationship.
​Choose Yes or No for each point.

Answers

The coordinates (2,1) will be on graph but (1,3) is not on graph.

What is a coordinate?

A coordinate is a set of two or more numbers or variables that identify the position of a point, line, or plane in a space of a given dimension. Coordinates are used to pinpoint a particular location, such as a specific point on a map or a specific point in a mathematical equation.

This means that for every 1.5 cups of dried fruit, there is 1 pound of granola. The graph of this proportional relationship would be a line that goes through the origin and has a slope of 1.5. For the point (2,1), the x-coordinate (2) is exactly 1.5 times the y-coordinate (1). This means that if you used 2 cups of dried fruit, you would get 1 pound of granola. Therefore, this point would be on the graph of the proportional relationship, so the answer is Yes. However, for the point (1,3), the x-coordinate (1) is not 1.5 times the y-coordinate (3). This means that if you used 1 cup of dried fruit, you would not get 3 pounds of granola.

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Can somebody tell me If this is right or wrong because I don’t know.

Answers

The simple  interest values are all wrong

What is simple interest?

Simple Interest (S.I) is a method of charging or yielding a specific percentage on the principal amount borrowed/deposited in a particular period. It is calculated using the formula

SI = (Principal*Rate*Time)/100,

a) SI = (450*25.2*3)/100,

SI = %70.2

2) SI = (Principal*Rate*Time)/100,

SI = (250*3.75*5)/100,

$46.875

(3) SI = (Principal*Rate*Time)/100,

SI = (1800*2.1*2)/100,

SI = $75.6

4) SI = (Principal*Rate*Time)/100,

SI = (1500*2.9*2)/100,

SI = $87

5) SI = (Principal*Rate*Time)/100,

SI = (50*1.9*10)/100,

SI =$9.5

6) SI = (Principal*Rate*Time)/100,

SI = (8*0.7*300)/100,

SI = $16.8

7) SI = (Principal*Rate*Time)/100,

SI = (125*2.03*4)/100,

SI = $10.15

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Table A tracks the date when 100 players played a game, where one row corresponds to a player id and the date they opened and played the game. The same player id can have multiple rows if they have played the game across multiple days. In Table A, 90 played for 1 day and 10 played across 2 days. Table B tracks the install date of 99 players who were in Table A for the same game. In Table B, one row corresponds to a player id and the date they installed the game. The same player id can have multiple rows if they have installed the game multiple times. Of the 90 players who played for 1 day, 82 installed once, 7 installed twice and 1 was not in Table B. Of the 10 players who played across 2 days, 9 installed once and 1 installed twice. How many rows would the resulting table have if you took Table A and left (outer) joined with Table B using the player id?

Answers

According to the question the resulting table would have 109 rows.

What is table?

Table is a piece of furniture with a flat top and one or more legs, used as a surface for working at, eating from or on which to place things. Tables come in a variety of materials, shapes, and sizes and are used in many different settings, including homes, offices, and commercial establishments.

This is because all 90 players who played for 1 day would be joined, plus the 10 players who played across 2 days. Of the 90 players who played for 1 day, 82 would have 1 row each from the join, 7 would have 2 rows from the join, and 1 would have 0 rows from the join (since it was not in Table B). Of the 10 players who played across 2 days, 9 would have 1 row each from the join, and 1 would have 2 rows from the join. This adds up to a total of 109 rows.

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Two values of x that would make this inequality true.

Answers

Answer:-12&-8

Step-by-step explanation:

since 3x is negative the -12 and -8 become positive to combine with 5 to either become 41 or 37


Could use some help problem is in picture thanks!!

Answers

The equation that quickly reveals the y-intercept is f(x) = 3x²+ 36x + 33 and the y- intercept is 33

What are intercepts?

The x-intercept is the point where a line crosses the x-axis, and the y-intercept is the point where a line crosses the y-axis.

This shows that the y-intercept is gotten when x is 0

Therefore amongst the equation above equation 1 is the equation that easily shows the y-intercept.

The equation f(x) = 3x²+ 36x + 33 is presented in a standard form of quadratic equation.

when x= 0

f(x) = 3x²+ 36x + 33

f(x) = 3(0)²+ 36(0) + 33

f(x) = 0+ 0+ 33

= 33

therefore the y-intercept is 33

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the sum of two numbers is 149 and the difference is 31.

Answers

Answer:

The two numbers are 90 and 59

Step-by-step explanation:

Let's call the two numbers x and y.

From the problem statement, we know that:

x + y = 149 (the sum of two numbers is 149)

x - y = 31 (the difference of the two numbers is 31)

To solve for x and y, we can use the method of elimination. Adding the two equations together eliminates the y term:

(x + y) + (x - y) = 149 + 31

2x = 180

x = 90

Substituting x = 90 into one of the original equations, we can solve for y:

x + y = 149

90 + y = 149

y = 59

Therefore, the two numbers are 90 and 59.

(4) Let ((2) = ve
- 4 and g(2) =
12
11r + 30. Find 1 and & and state their domains.
Let f(x) = Va - 4 and g(x) = 2?
- 11r +30. Find 1 and 9 and state their domains.

Answers

Let ((2) = ve- 4 and g(2) = 12 11r + 30. Then f(1) = i√3, g(1) = 21, Domain of f(x) = [4, ∞) and  Domain of g(x) = (-∞, ∞)

First, let's find f(1) and g(1). To do this, we simply substitute x = 1 into the equations for f(x) and g(x):

f(1) = √(1 - 4) = √(-3) = i√3

g(1) = 2(1) - 11(1) + 30 = 2 - 11 + 30 = 21

Now, let's find the domains of f(x) and g(x). The domain of a function is the set of all values of x for which the function is defined.

For f(x) = √(x - 4), the expression inside the square root must be greater than or equal to 0 in order for the function to be defined. This means that:

x - 4 ≥ 0

x ≥ 4

So the domain of f(x) is [4, ∞).

For g(x) = 2x - 11x + 30, there are no restrictions on the domain, so the domain of g(x) is (-∞, ∞).

So the final answers are:

f(1) = i√3

g(1) = 21

Domain of f(x) = [4, ∞)

Domain of g(x) = (-∞, ∞)

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(a) Find all solutions for x =
[[
x1
x2
x3
]] of the equation system Ax = 3x
where
A =[
[
3 4 3
2 5 3
0 2 6
]]
(b) What is the dimension of the solution set of Ax = 3x?
Note that, in order to answer this question you need first to argue
why it is allowed to speak about the dimension of the solution set
of Ax = 3x

Answers

In the following question, among the various parts to solve- a- "x = [[3/2x3-3/2x3x3]]", b- the dimension of the solution set of Ax = 3x is 1.

(a) To find all solutions of the equation system Ax = 3x, we need to solve the following system of linear equations:

(3 4 3) (x1) (3x1)

(2 5 3) (x2) = (3x2)

(0 2 6) (x3) (3x3)

This can be written as (A - 3I)x = 0, where I is the identity matrix. To find the solutions, we need to find the null space of A - 3I.

(A - 3I) = [[0 4 3 2 2 3 0 2 3]]

To find the null space of this matrix, we row-reduce it to obtain:

[[1 0 -3/2 0 1 3/2 0 0 0]]

The last row tells us that x3 is a free variable, while the first two rows give us:

x1 = (3/2)x3

x2 = (-3/2)x3

Therefore, the general solution to Ax = 3x is:

x = [[3/2x3-3/2x3x3]]

where x3 is any real number.

(b) We can speak about the dimension of the solution set of Ax = 3x because it is a linear homogeneous equation. In this case, the solution set is a subspace of the vector space R^3, and the dimension of this subspace is the number of linearly independent solutions. Since we have one free variable in the solution, the set of solutions is a line in R^3, and its dimension is 1. Therefore, the dimension of the solution set of Ax = 3x is 1.


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The median price of a single family home in a given town is $250,000 in 2018. A real estate broker believes the price value of homes has increased since then. State the null and alternative hypothesis for the scenario using math symbols and words.

Answers

Null hypothesis (H0): The population median price of single-family homes in the town has not changed since 2018.

H0: μ = $250,000

Alternative hypothesis (Ha): The population median price of single-family homes in the town has increased since 2018.

Ha: μ > $250,000

What is represent the null hypothesis?

The null hypothesis assumes that there has been no change in the median price since 2018, while the alternative hypothesis assumes that the median price has increased. The alternative hypothesis is one-sided, as the broker is interested in testing whether the price has increased, rather than testing whether there has been any change (i.e., a two-sided test).

The null and alternative hypotheses for the scenario can be stated as follows:

Null hypothesis (H0): The population median price of single-family homes in the town has not changed since 2018.

H0: μ = $250,000

Alternative hypothesis (Ha): The population median price of single-family homes in the town has increased since 2018.

Ha: μ > $250,000

In the above hypotheses, μ represents the population median price of single-family homes in the town.

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solve the simultaneous equation
a)
5x+3y=41
2x+3y=40

b)
x+7y=64
x+3y=28

HELPPP

Answers

Answer:

a) (0.333, 13.11)

b)  (1, 9)

Step-by-step explanation:

a)

5x+3y=41

2x+3y=40

[The steps are labelled so they can be referenced in the subsequent problems]

A.  Rearrange one of the two equations so as to isolate the x or y to one side.  I'll use 2x+3y=40:

2x+3y=40

2x = 40-3y

x = (40-3y)/2

B.  Now use that expression of x in the other equation:

5x+3y=41

5((40-3y)/2)+3y=41

(200-15y)/2 +3y = 41

100 - 7.5y + 3y = 41

-4.5y = - 59

 y = 13.11

C.  Now use y=13.11 in either equation to find x:

2x+3y=40

2x+3*(13.11)=40

2x + 39.33 = 40

2x = 0.67

x = 0.333

D.  Answer: The lines intersect at (0.333, 13.11)

b)

x+7y=64

x+3y=28

A.  

x+7y=64

x=64-7y

B.

x+3y=28

(64-7y)+3y=28

64-4y = 28

-4y = -36

  y = 9

C.

x=64-7y

x=64-7*9

x = 1

D.  Answer: The lines intersect at (1, 9)

See the attached graph for proof of the points of intersection.

HELPPP PROVIDED (I hope)

Help with geometry on parallelograms.

Answers

x and y must have values of 3 and 11, respectively.

What is a Parallelogram?

A parallelogram is a geometric shape with sides that are parallel to one another in two dimensions. It is a form of polygon with four sides (sometimes known as a quadrilateral) in which each parallel pair of sides have the same length. A parallelogram has adjacent angles that add up to 180 degrees.

The angles in a parallelogram are given in the diagram.

As opposite sides are equal and parallel in a parallelogram, the alternate interior angles must also be the same.

This gives:

5y - x = 52 ...(i)

6y - 18 = 48 ...(ii)

Solving (ii)

6y = 66

y = 11

Substituting in (i)

5(11) - x = 52

x = 3

The values of x and y must be 3 and 11 respectively.

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what is the rule dividing integers with different signs

Answers

if they are different it is a negative if it the numbers are both negative and it’s addition the answer will be positive. :)

I'd really like some help with this. Please...Please! What's the probability that the point ends in the shaded region?

Answers

Answer: 29%

Step-by-step explanation:

109/360=.294 Then move the decimal to make it a percent

We know the shaded is 106

Area of sector is 360


Equation :

106/360


Solution:

29.4 %


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