help!!

On a map, the distance between two cities is 5.6 inches. If the map uses a scale of 2 inches represents 20 miles, what is the actual distance between the two cities in miles?


56 miles


112 miles

50 miles


10.12 miles

A pοint οn the unit circle having negative x value and a pοsitive y value, has the pοssible reference angles as -

Optiοn B: 150°, Optiοn C: 135°, and Optiοn D: 60°.

An angle is a figure in plane geοmetry that is created by twο rays οr lines that have a shared endpοint. The Latin wοrd "angulus," which meaning "cοrner," is the sοurce οf the English term "angle." The shared terminus οf twο rays is knοwn as the vertex, and the twο rays are referred tο as sides οf an angle.

The unit circle is a circle with radius 1 centered at the οrigin οf a cοοrdinate plane.

Any pοint οn the unit circle can be represented as (cοs θ, sin θ), where θ is the angle made by the pοint with the pοsitive x-axis.

If a pοint οn the unit circle has negative x value and pοsitive y value, then it must be in the secοnd quadrant οr the fοurth quadrant.

In the secοnd quadrant, the reference angle is the angle between the terminal side and the x-axis, which is always acute.

In the fοurth quadrant, the reference angle is the angle between the terminal side and the x-axis, plus 360 degrees, which is alsο acute.

Therefοre, the pοssible reference angles that the pοint cοuld cοme frοm are -

B. 150°, which is the reference angle fοr an angle οf 210° in the secοnd quadrant.

C. 135°, which is the reference angle fοr an angle οf 225° in the secοnd quadrant.

D. 60°, which is the reference angle fοr an angle οf 300° in the fοurth quadrant.

Therefοre, the angle values are 150°, 135° and 60°.

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Answer:

The height is 9.73 cm.

Step-by-step explanation:

We can start by finding the radius of the cylinder:

r = d/2 = 4/2 = 2 cm

Then, we can use the formula for the surface area of a cylinder to solve for the height:

SA = 2πrh + 2πr²

130 = 2π(2)(h) + 2π(2)²

130 = 4πh + 8π

122 = 4πh

h ≈ 9.73 cm (rounded to the nearest hundredth)

So the height of the can is approximately 9.73 cm.

A can also be represented as A(2,-11π/6) and B can be represented as B(3,-π/6). Using the distance formula again, we have: distance = sqrt(2^2 + 3^2 - 223*cos(-11π/6 - (-π/6))) = sqrt(13)

What is trigonometry?

Trigonometry is a branch of mathematics that deals with the relationships between the sides and angles of triangles.

a) To find the distance between two points in polar coordinates, we can use the Pythagorean theorem to calculate the distance in the radial direction and then use the law of cosines to take into account the angular separation. Thus,

distance = sqrt((r2-r1)^2 + (r1^2 + r2^2 - 2r1r2*cos(θ1 - θ2)))

Simplifying this expression, we get:

distance = sqrt(r1^2 + r2^2 - 2r1r2*cos(θ1 - θ2))

Using the identity cos(a-b) = cos(a)cos(b) + sin(a)sin(b), we can rewrite the expression as:

distance = sqrt(r1^2 + r2^2 - 2r1r2cos(θ1)cos(θ2) - 2r1r2sin(θ1)sin(θ2))

Using the identity cos^2(x) + sin^2(x) = 1, we can simplify the expression further:

distance = sqrt(r1^2 + r2^2 - 2r1r2*cos(θ1-θ2))

b) If θ1 = θ2, then the points lie on the same radial line and are separated only by their radial distances from the origin. In this case, the distance formula simplifies to:

distance = sqrt((r2-r1)^2) = abs(r2-r1)

This is what we would expect, as the distance between two points on the same radial line is simply the absolute difference in their radial distances from the origin.

c) If θ1 - θ2 = 90 degrees, then the points are separated by the maximum angular distance and lie on perpendicular radial lines. In this case, the distance formula simplifies to:

distance = sqrt(r1^2 + r2^2)

This is also what we would expect, as the distance between two points on perpendicular radial lines is simply the Pythagorean sum of their radial distances from the origin.

d) Let's choose two points in polar coordinates: A(2,π/6) and B(3,5π/6). Using the distance formula derived in part (a), we have:

distance = sqrt(2^2 + 3^2 - 223*cos(5π/6 - π/6)) = sqrt(13)

Now let's express these same points in different polar representations.

Therefore, a can also be represented as A(2,-11π/6) and B can be represented as B(3,-π/6). Using the distance formula again, we have:

distance = sqrt(2^2 + 3^2 - 223*cos(-11π/6 - (-π/6))) = sqrt(13)

As expected, the distance between the two points is the same regardless of their polar representations.

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The length of the line segment between C(-3,3) and D(3,-3) is 6√2 units.

Given that

C(-3, 3) and D(3, -3)

To find the length of the line segment between points C(-3,3) and D(3,-3), we can use the distance formula:

d = √((x2 - x1)^2 + (y2 - y1)^2)

where (x1, y1) and (x2, y2) are the coordinates of the two points.

Plugging in the coordinates for C(-3,3) and D(3,-3), we get:

d = √((3 - (-3))^2 + (-3 - 3)^2)

Evaluate

d = √(6^2 + (-6)^2)

d = √72

Simplifying the square root, we can write the length as:

d = 6√(2)

Therefore, the length of the segment CD is 6√2 units.

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Based on the information provided, the total tax this person will need to pay is $2,622,2.

The amount of money you pay for taxes depends on your income as there are specific percentages to be paid. In the case the income is $25000, this income matches the range $7,825 - $31,850, and therefore you should pay 50 plus 15 percent of the amount over 7,825. Based on this, let's calculate the money to be paid:

$25,000 - $7852 = $17, 148 x 0.15 (15%) = $2,572.2 + $50 = $2622.2

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the runner still needs to run a distance of 15 km to finish the marathon.

To find out how much distance remains to be run in the marathon, we can first calculate how far the runner has already run in the last 3 hours. We can use the formula:

distance = speed x time

where speed is in meters per second and time is in hours.

The runner has been running at a constant speed of 5/3 m/s for 3 hours, so the distance covered so far is:

distance = (5/3) m/s x 3 hours x 3600 seconds/hour

distance = 6000 meters or 6 km

Therefore, the runner has already completed 6 km of the marathon, which means that the remaining distance to be run is:

remaining distance = total distance - distance already covered

The total distance of the marathon is 21 km, so the remaining distance is:

remaining distance = 21 km - 6 km

remaining distance = 15 km

Therefore, the runner still needs to run 15 km to finish the marathon.

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Answer: 1.465 : 1

Step-by-step explanation:

Slope of the line segment:

m = (5 - 3)/(4 - (-2)) = 2/6 = 1/3

The equation of the line which the line segment lies on is found by:

(y - 3)/(x - (-2)) = 1/3

(y - 3)/(x + 2) = 1/3

(y - 3)/(x + 2) * (x + 2) = 1/3 * (x + 2)

y - 3 = (x + 2)/3 = 1/3 x + 2/3

y = 1/3 x + 11/3

The equation of the line given:

4x + 5y = 21

5y = -4x + 21

y = -4/5 * x + 21/5

Set them equal to each other and solve for x to find their intersection:

1/3 x + 11/3 = -4/5 * x + 21/5

15(1/3 x + 11/3) = 15(-4/5 * x + 21/5)

5 x + 55 = -12 x + 63

17x = 8

x = 8/17

y = 1/3 (8/17) + 11/3 = 8/51 + 181/51 = 189/51

Point (8/17, 189/51)

Distance from right end of segment to intersection:

s = SQRT((4 - 8/17)^2 + (5 - 189/51)^2) = SQRT((60/17)^2 + (66/51)^2) = 3.759

length of segment = SQRT((5–3)^2 + (4 - (-2))^2) = SQRT(4 + 36) = SQRT(40) = 6.324

Distance from the left end to interseciton:

6.324 - 3.759 = 2.555

Ratio of right end to left end:

3.759/2.565 = 1.465

In the given parallelogram vwxy: x = 3; m∠Y = 65° and ∠YVX = 61° by (alternate interior angle).

A quadrilateral with the opposing sides parallel is called a parallelogram (and thus opposite angles equal).

In the given parallelogram vwxy:

Parallel sides are equal.

So, 2x = 6

x = 6/2 = 3

Opposite pair of angles are also equal.

So,

∠W = ∠Y = 65°

Now,

∠YVX = 61° (alternate interior angle).

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Jesse's cat weighs 10 pounds.. This will give us the number of pounds for the fraction of a pound. In this case, 5 x 16 = 80, and 80/8 = 10. Therefore, 5/8 = 10 pounds.

Jesse takes his dog and cat to the vet - the dog weighs 23 pounds and the cat weighs 5/8. How much does the cat weigh in pounds?To convert the weight of the cat from fractions of a pound to pounds, we can use the following formula:Pounds = (Fraction of a Pound) x 16In this case, 5/8 x 16 = 10 pounds. Therefore, the cat weighs 10 pounds.The fraction of a pound is calculated by multiplying the numerator (top number) of the fraction by 16 and then dividing the result by the denominator (bottom number). This will give us the number of pounds for the fraction of a pound. In this case, 5 x 16 = 80, and 80/8 = 10. Therefore, 5/8 = 10 pounds.To summarize, Jesse's cat weighs 10 pounds.

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The manager predicts that Carlos and Jacob need to work 35 hours each to earn the same amount of money.

What is the equivalent expression?

Equivalent expressions are expressions that perform the same function despite their appearance. If two algebraic expressions are equivalent, they have the same value when we use the same variable value.

We can solve the equation 2,000x + 6,000 = 3,500x - 39,000 as follows:

2,000x + 6,000 = 3,500x - 39,000

Subtracting 2,000x from both sides, we get:

6,000 = 1,500x - 39,000

Adding 39,000 to both sides, we get:

45,000 = 1,500x

Dividing both sides by 1,500, we get:

x = 30

Therefore, the solution to the equation 2,000x + 6,000 = 3,500x - 39,000 is x = 30.

To find the actual number of hours that Carlos and Jacob need to work to earn the same amount of money, we can plug in x = 35 into both of their income expressions and set them equal to each other:

2,000(35) + 6,000 = 3,500(35) - 39,000

Simplifying, we get:

76,000 = 76,000

This means they will earn the same amount of money if they each work 35 hours per week.

Therefore, the manager predicts that Carlos and Jacob need to work 35 hours each to earn the same amount of money.

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The x- and y-intercepts of the function f(x) = 2x² + x + 5 is A.

we put x as equal to 0 first and we get y = 5 (y=f(x))

once we get y = 5 we can replace it in the equation and we get 2x^2+x=0 solving the quadratic equation, we get x=0, -1/2

The quadratic equation can be solved by taking x common then we are left with (2x+1).

the x we take common is equal to 0

(2x+1) = 0 gives x=-1/2

hence the x intercept = -1/2, 0 and y intercept =5

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Answer: We can use the Pythagorean theorem to solve for the length of the wire. Let's call the length of the wire "x". Then:

x^2 = 26^2 + 8^2

x^2 = 676 + 64

x^2 = 740

x = sqrt(740)

x ≈ 27.2

Therefore, the length of the wire to the nearest tenth of a meter is 27.2 meters.

Step-by-step explanation:

The distributive property states that we can distribute a factor across a sum or difference, add or subtract like terms by adding or subtracting their coefficients and The power rule states that when raising a power to another power, we multiply the exponents. and Algebraic Properties explained as

Journal Entry 1:

Today, I learned about the algebraic properties of addition and multiplication. These properties are commutative, associative, and distributive. The commutative property states that the order in which we add or multiply numbers does not affect the result. For example, 2+3 is the same as 3+2, and 2x3 is the same as 3x2. The associative property states that we can group numbers in different ways without changing the result. For example, (2+3)+4 is the same as 2+(3+4), and (2x3)x4 is the same as 2x(3x4). The distributive property states that we can distribute a factor across a sum or difference. For example, 2x(3+4) is the same as 2x3 + 2x4.

Journal Entry 2:

Today, I learned about algebraic expressions and how to simplify them using the properties of addition and multiplication. An algebraic expression is a combination of numbers, variables, and operations. For example, 2x + 3y - 4z is an algebraic expression. To simplify an expression, we use the properties of addition and multiplication to combine like terms and simplify the expression as much as possible. Like terms are terms that have the same variables raised to the same powers. For example, 2x and 5x are like terms, but 2x and 5y are not. We can add or subtract like terms by adding or subtracting their coefficients. For example, 2x + 5x is 7x. We can also multiply terms by using the distributive property. For example, 2(3x + 4y) is 6x + 8y.

Journal Entry 3:

Today, I learned about algebraic expressions with exponents. An exponent is a small number written to the right of a base number that indicates how many times to multiply the base by itself. For example, in 2³, the base is 2 and the exponent is 3. To simplify an expression with exponents, we use the properties of exponents, such as the product rule and the power rule. The product rule states that when multiplying two powers with the same base, we add their exponents. For example, 2³ x 2² is 2^(3+2) or 2^5. The power rule states that when raising a power to another power, we multiply the exponents. For example, (2²)³ is 2^(2x3) or 2^6. We can also simplify expressions with exponents by combining like terms, just like we did with expressions without exponents.

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1.2.4Journal: Algebraic Properties and ExpressionsJournalAlgebra I Sem 1Name:Date:Scenario:The ArcadeInstructions:

•View the video found on page 1 of this journal activity

.•Using the information provided in the video, answer the questions below

.•Show your work for all calculation

Answer:

same slopes: 2. different y-intercepts: (0,-2) and (0,-1.5)

Step-by-step explanation:

First, lets convert both of those to slope intercept form: y = mx + b, where m is the slope and b is the y-intercept.

4x-2y=4 simplifies to -2y=-4x+4, which is y=2x-2

-4x+2y=-3 simplifies to 2y=4x-3, which is y=2x-1.5

this means that they have the same slopes, 2.

they have different y-intercepts. the first one's is (0,-2) and the second one's is (0,-1.5)

Answer:

24

Step-by-step explanation:

Answer: 24 hats

Step-by-step explanation:

1. Find common multiples: 2: 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36   6: 6,12,18,24,30,36   8: 8,16,24,32

2. Find the least common multiple: 24

b. i) The probability of winning all three matches is 1/27.

ii) The probability of winning more times than losing is 3/27.

iii) 7/27

iv) 2/27

c. many factors that can influence the outcome of a match such as the skill of the players, the tactics used by the teams and the condition of the playing surface.

Probability is calculated by dividing the number of favorable outcomes by the total number of possible outcomes.

a. Tree diagram:

Match 1   | Match 2   | Match 3

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

Win       | Win       | Win

Draw      | Draw      | Draw

Lose      | Lose      | Lose

b. i) The probability of winning all three matches is P(Win, Win, Win) = (1/3) * (1/3) * (1/3) = 1/27

ii) The probability of winning more times than losing is

P(Win, Win, Draw) + P(Win, Draw, Win) + P(Draw, Win, Win)

= (1/3) * (1/3) * (1/3) + (1/3) * (1/3) * (1/3) + (1/3) * (1/3) * (1/3)

= 3/27

iii) The probability of losing at least one match is

P(Lose, Win, Win) + P(Win, Lose, Win) + P(Win, Win, Lose) + P(Lose, Lose, Win) + P(Lose, Win, Lose) + P(Win, Lose, Lose) + P(Lose, Lose, Lose)

= (1/3) * (1/3) * (1/3) + (1/3) * (1/3) * (1/3) + (1/3) * (1/3) * (1/3) + (1/3) * (1/3) * (1/3) + (1/3) * (1/3) * (1/3) + (1/3) * (1/3) * (1/3) + (1/3) * (1/3) * (1/3)

= 7/27

iv) The probability of either drawing or losing all three matches is

P(Draw, Draw, Draw) + P(Lose, Lose, Lose)

= (1/3) * (1/3) * (1/3) + (1/3) * (1/3) * (1/3)

= 2/27

c. It is not very realistic to assume that the outcomes are equally likely in this case because there are many factors that can influence the outcome of a match such as the skill of the players, the tactics used by the teams and the condition of the playing surface.

Therefore, it is unlikely that all outcomes are equally likely as assumed in this case.

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The correct statement is:

d. The binomial distribution is a discrete probability distribution and the normal distribution is a continuous probability distribution.

What is binomial distribution?

In probability theory and statistics, the binomial distribution is the discrete probability distribution that gives only two possible results in an experiment, either Success or Failure. For example, if we toss a coin, there could be only two possible outcomes: heads or tails, and if any test is taken, then there could be only two results: pass or fail. This distribution is also called a binomial probability distribution.

The binomial distribution is a discrete probability distribution that models the number of successes in a fixed number of independent trials, where each trial can result in only two outcomes (success or failure), and the probability of success is constant. Examples of situations that can be modeled by a binomial distribution include flipping a coin a fixed number of times or counting the number of defective items in a batch of products.

The normal distribution, on the other hand, is a continuous probability distribution that is often used to model naturally occurring phenomena, such as heights, weights, and test scores. The normal distribution is characterized by a bell-shaped curve, and it is used because many phenomena in nature follow a normal distribution pattern.

So, the binomial and normal distributions are both widely used in probability and statistics, but they are fundamentally different types of distributions.

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The area of the circle is 200.96 square kilometers, the area of the polygon is 181.02 square kilometers and the shaded region is 19.94 square kilometers.

The area A of a circle with radius r can be found using the formula:

A = πr^2

Plugging in the given value of radius, we get:

A = π(8 km)^2

Simplifying the expression, we get:

A = 64π km^2

So, we have

A ≈ 64 x 3.14 km^2

A ≈ 200.96 km^2

To find the area of an octagon with a radius of 8 km, we can break it up into eight congruent isosceles triangles.

So, we have

Area = 8 * Area of triangle

This gives

Area = 8 * 1/2 * r² sin(central angle)

So, we have

Area = 8 * 1/2 * 8² sin(45)

Evaluate

Area = 181.02

The shaded area is

Shaded = 200.96 - 181.02

Shaded = 19.94

Hence, the shaded area is 19.94 square kilometers.

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According to the information in the table, the bus arrives in Newtown at 11:09. So this trip would take 31 minutes.

To find out what time the bus arrives in Newtown we must analyze the table. In this case we can see row 3 that has the information about the bus route that leaves at 11:38.

The fourth city that this bus visits is Newtown, where it arrives at 11:09 after stopping in Milton and Leek. So the arrival time in Newtown would be 11:09.

On the other hand, to find how long the trip took we must compare both times (10:38, 11:09) and find the difference. So, for it to be 11:00, there would be 22 minutes left. Then add 9 minutes, so the total would be 31.

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Answer:

6

Step-by-step explanation:

y2= 3x2 = 6.

The average rate of change of the quadratic function f(x) on the interval [0, 15] is equal to 23.

In Mathematics, the average rate of change of a function f(x) on a closed interval [a, b] can be determined by using this mathematical equation (formula):

Average rate of change = [f(b) - f(a)]/(b - a)

Next, we would determine the average rate of change of the function f(x) over the interval [0, 15]:

a = 0; f(a) = -x² + 8x + 20

f(0) = -0² + 8(0) + 20

f(0) = 20

b = 9; f(b) = 365

f(15) = -15² + 8(15) + 20

f(15) = 365

By substituting the parameters into the average rate of change formula, we have the following;

Average rate of change = (365 - 20)/(15 - 0)

Average rate of change = 345/15

Average rate of change = 23.

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The only option that represents a function is the relation in C.

We know that a relation maps elements of one set, called the domain, into elements of another set, called the range.

A relation is a function if each of the elements in the domain is mapped into only one element of the range.

Then for example, in option D we can see that the element -3 is mapped into two different values, then it does not represent a function.

Similar thing for the graph in option B, where we can see two points on the same vertical line.

Or the first option where -1 is mapped to two different values.

The only option that represents a function is option C.

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The solution to the offered question depends on the hypothesis the response is the determined t-worth of - 2.58 is not exactly the basic t-worth of - 2.009, we can't dismiss the invalid hypothesis.

To evaluate the hypothesis, we will play out a one-example t-test. The test measurement is determined as:

t = (test mean - populace mean)/(test standard deviation/sqrt(sample size))

Expecting an importance level of 0.05, we will dismiss the invalid hypothesis if the determined t-esteem is more noteworthy than the basic t-esteem.

Populace mean = $3,261 (given)

Test mean = $3,015

Test standard deviation = $1,745

Test size = 50

t = (3015 - 3261)/(1745/sqrt(50)) = - 2.58

Utilizing a t-table with 49 levels of opportunity (test size - 1) and an importance level of 0.05, the basic t-esteem is ±2.009.

Since the determined t-worth of - 2.58 is not exactly the basic t-worth of - 2.009, we can't dismiss the invalid hypothesis. This really intends that there isn't sufficient proof to recommend that there is a massive distinction in medical services costs per worker between last year and this year with the agreement with Grimms Wellbeing Upkeep Association having no effect.

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Answer: The first graph

Step-by-step explanation: because the vertex is (3,-1)

Then plug in number like is 1 is x solve for y which will be -3

if x is 2, y is -3/2

x is 3, y is -1

x is 4, y is -3/2

x is 5, y is -3

Answer:

Vertex at (3,-1) and flipped upside down (opening downward)

*looks like the first one of the first attachment*

Step-by-step explanation:

The normal untransformed parabola is a U-ish, V-ish curve that has its vertex at (0,0) and it opens upward. There are "nice" points at (1,1) and (2,4) also at (-1,1) and (-2,4) Your parabola has had four changes made to it:

□The negative sign in front on your equation will FLIP the whole thing upside down so it opens downward.

□The 1/2 in front will "smash" the parabola so it is flatter and wider.

□The - 3 that's in close next to the x will shift (slide, translate) the whole thing to the right 3 units **left and right shifts are kind of the opposite of what you might think: - shifts right and + shifts left**

□The -1 tacked on to the end will shift (slide, translate) the whole thing down one unit. **more intuitive, - shifts down and + shifts up**

Answer:

D. 12a^3+2a^2+23a+18

Step-by-step explanation:

We can conclude after answering the provided question that As a result, inequality the correct answer is: x > 0 and x < 38

In mathematics, an inequality is a non-equal connection that exists between expressions or values. As a result, imbalance relates to inequality. In mathematics, an inequality connects two values that are not equal. Inequality is not the same as equality. When two points are not equal, the not equal sign is commonly used (). Different inequalities, no matter how small or large, are utilized to calculate contrast values. Many simple inequalities can be solved by modifying its two sides until only the variables remain. But a few factors contribute to inequality: Negative values are divided or added on both sides. Trade off the left and right.

Mrs. A always grills more onions than peppers, so the number of onions grilled (38) must be greater than the number of peppers grilled (38). (x). As a result, the inequality can be used to represent this relationship:

38 > x

Mrs. A also grills some of each, so the total number of peppers grilled (x) must be greater than zero. As a result, the inequality can be used to represent this relationship:

x > 0

The inequity pair that represents the number of peppers, x, she could have grilled on Sunday is:

x > 0 and 38 > x

This can also be expressed as:

0 < x < 38

As a result, the answer is:

x > 0 and x < 38

As a result, the correct answer is:

x > 0 and x < 38

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On the first day, the members earned 90% of their daily goal of $50.00 which is equal to $45.00 (0.9 x $50.00 = $45.00).

On the second day, the members earned 6% more than their daily goal of $50.00 which is equal to $53.00 ($50.00 + 0.06 x $50.00 = $53.00).

On the third day, the members earned 14% less than their daily goal of $50.00 which is equal to $43.00 ($50.00 - 0.14 x $50.00 = $43.00).

Therefore, the members earned a total of $45.00 + $53.00 + $43.00 = $141.00 from ticket sales on all three days.

The members of the school club earned $141.00 from ticket sales over the three days.

percentage, a relative value indicating hundredth parts of any quantity.

To find out how much money the members of the school club earned from ticket sales on all three days

Let us calculate the amount of money earned each day and then add them together.

On the first day, the members earned 90% of their daily goal, which is:

0.9 x $50.00 = $45.00

On the second day, they earned 6% more than their daily goal, which is:

$50.00 + 0.06 x $50.00 = $53.00

On the third day, they earned 14% less than their daily goal, which is:

$50.00 - 0.14 x $50.00 = $43.00

To find the total amount of money earned over the three days, we simply add the amounts earned on each day:

$45.00 + $53.00 + $43.00 = $141.00

Therefore, the members of the school club earned $141.00 from ticket sales over the three days.

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After answering the presented question, we can conclude that equation 0.1492063492063492 * 100% Percentage increase = 14.9% As a result, the average yearly pay has increased by 14.9%.

An equation in mathematics is a statement that states the equality of two expressions. An equation is made up of two sides that are separated by an algebraic equation (=). For example, the argument "2x + 3 = 9" asserts that the phrase "2x + 3" equals the number "9". The purpose of equation solving is to determine the value or values of the variable(s) that will allow the equation to be true. Equations can be simple or complicated, regular or nonlinear, and include one or more elements. The variable x is raised to the second power in the equation "x2 + 2x - 3 = 0." Lines are utilised in many different areas of mathematics, such as algebra, calculus, and geometry.

To determine the % increase in mean annual wage, find the difference between the new and old salaries, divide it by the old salary, and multiply by 100.

(new salary - previous salary) / old salary * 100% = percentage increase

(28960 - 25200) / 25200 * 100% Percentage increase = 0.1492063492063492 * 100% Percentage increase = 14.9%

As a result, the average yearly pay has increased by 14.9%.

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The rate of change of Function B = 3 is greater than Function A = 2.

A unique kind οf relatiοn called a functiοn is οne in which each input has precisely οne οutput. In οther wοrds, the functiοn prοduces exactly οne value fοr each input value. The graphic abοve shοws a relatiοn rather than a functiοn because οne is mapped tο twο different values. The relatiοn abοve wοuld turn intο a functiοn, thοugh, if οne were instead mapped tο a single value. Additiοnally, οutput values can be equal tο input values.

Rate of change refers to the slope of graph or equation,

So lets find the slope for Function A:

Two points are, (1, 5) and (2, 7), Find the slope using slope formula,

[tex]\rm y_2-y_{1}=m\left(x_2-x_{1}\right)[/tex]

7 - 5 = m(2 - 1)

2 = m(1)

m = 2/1

m = 2

The rate of change is 2.

Lets find the slope for Function B:

Two points are, (1, 1) and (2, 4), Find the slope using slope formula,

4 - 1 = m(2 - 1)

3 = m(1)

m = 3/1

m = 3

The rate of change is 3.

Thus, The rate of change of Function B = 3 is greater than Function A = 2.

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Answer:

b

Step-by-step explanation:

The symbol in the middle of b means greater than or equal to