Please help me with this answer

Please Help Me With This Answer

Answers

Answer 1

Answer:

here

x=2 then,

3*2^2 - 2*2+1

3*4-4+1

12-4+1

9

Answer 2

Step-by-step explanation:

Simplify:

3x^2 - 2x + 1

=> 3(2)^2 - 2(2) + 1 [ x = 2 (Given)]

=> 3(4) - 2(2) + 1

=> 12 - 4 + 1

=> 13 - 4

=> 9 Ans.


Related Questions

2000000000+2000000000

Answers

Answer:

its 4000000000

Step-by-step explanation:

add numbers

Answer:

2000000000+2000000000= 4000000000

A company rents out 19 food booths and 20 game booths at the county fair. The fee for a food booth is $200 plus $7 per day. The fee for a game booth is $65 plus $5 per day. The fair lasts for d days, and all the booths are rented for the entire time. Enter a simplified expression for the amount, in dollars, that the company is paid.

Answers

Answer:

$2715

Step-by-step explanation:

Given that 15 food booths were rented out for ‘d’ days at $100 plus $5 per day. On the food booths only, the company will earn 15($100+$5d) = $1500 + $75d Given that 20 game booths were rented out for ‘d’ days at $50 plus $7 per day. On the game booths only, the company will earn 20($50 + $7d) = $1000 + $140d

The total amount that the company is paid is therefore, $1500 + $75d + $1000 + $140d = $2500 + $215d

1 1/2 x 2 1/6 in a simple form

Answers

Answer:

1

1

2

+

2

1

6

Convert

1

1

2

to an improper fraction.

Tap for more steps...

3

2

+

2

1

6

Convert

2

1

6

to an improper fraction.

Tap for more steps...

3

2

+

13

6

To write

3

2

as a fraction with a common denominator, multiply by

3

3

.

3

2

3

3

+

13

6

Write each expression with a common denominator of

6

, by multiplying each by an appropriate factor of

1

.

Tap for more steps...

3

3

6

+

13

6

Combine the numerators over the common denominator.

3

3

+

13

6

Simplify the numerator.

Tap for more steps...

22

6

Cancel the common factor of

22

and

6

.

Tap for more steps...

11

3

The result can be shown in multiple forms.

Exact Form:

11

3

Decimal Form:

3.

¯

6

Mixed Number Form:

3

2

3

Step-by-step explanation:

Answer:

3.25 or 3 1/4

Step-by-step explanation:

Convert both fractions into improper fractions: 3/2 * 13/6

Multiply 3/2 and 13/6 together: 39/12

Divide the fraction by 3/3: (39/3) / (12/3)

New fraction: 13/4

The mixed number form: 3 1/4

Decimal form: 3.25

x/2 - 3 + 4x^2 + x - 4

Answers

Answer:

=4x^2 +  3/2 x − 7

Step-by-step explanation:

Let's simplify step-by-step.

x /2  −3 + 4x^2 + x − 4  

=  1 /2 x + −3 + 4x^2 + x + −4

Combine Like Terms:

=  1 /2 x + −3 + 4x^2 +x + −4

= (4x^2) + (  1 /2 x + x) + ( −3+−4 )

= 4x^2 + 3 /2 x + −7

Richard and Teo have a combined age of 31. Richard is 13 years older than twice​ Teo's age. How old are Richard and​ Teo?

Answers

Answer:Teo is 6 and Richard is 25

Step-by-step explanation:  Let R and T stand for Richard and Teo's ages.  We are told:

R+T=31

R=2T+13

Substitute:  

R+T=31

2T+13+T=31

3T+13=31

3T=18

T=6  

Since R+T=31, R+6=31, and R = 25

a boat traveled 14 miles per hour downstream. the trip upstream was at a speed of 10 miles per hour. what is the speed of the boat in still water? what is the speed of the current

Answers

Answer:

(im not sure what the first question is asking me)

Speed of the current is 2 miles per hour

Step-by-step explanation:

The reason the current is 2 miles per hour is because it when going down stream they were going 14 miles per hour, going upstream they went 10. The difference is 4mph. So if the current pushes you 2mph when going down stream and holds you 2 mph when going up, the constant speed is 12mph then you add and subtract 2 becuase of the two directions youre traveling. hence 10mph and 14mph.

What would be the most common example of a curve with constant widith

Answers

Answer:

a circle

Step-by-step explanation:

yeah-ya... right?

A rope is 225 centimeters long.
You need the rope to be 112 meters long.

Answers

Answer:

multiply by 49.8 or add 10975 cm.

Can anybody please help me with Rates PLEASE

Answers

Answer:

6 miles

Step-by-step explanation:

How many solutions does the equation have?

Answers

Answer:

Infinitely many

Step-by-step explanation:

They both equal the same equation

Answer:

All real numbers are solutions.

Step-by-step explanation:

4(z−5)+2=4z−18

Step 1: Simplify both sides of the equation.

4(z−5)+2=4z−18

(4)(z)+(4)(−5)+2=4z+−18(Distribute)

4z+−20+2=4z+−18

(4z)+(−20+2)=4z−18(Combine Like Terms)

4z+−18=4z−18

4z−18=4z−18

Step 2: Subtract 4z from both sides.

4z−18−4z=4z−18−4z

−18=−18

Step 3: Add 18 to both sides.

−18+18=−18+18

0=0

The value of (√5 + √2)2
(A) 7+ 2√5 (B) 1+ 5√2 (C) 7+2√10 (D) 7-2√10

Answers

[tex]▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ { \huge \mathfrak{Answer}}▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ [/tex]

Using identity :

[tex] {(a + b)}^{2} = {a}^{2} + b {}^{2} + 2ab[/tex]

[tex]( \sqrt{5 }{+ \sqrt{2{}^{} } } ) {}^{2} [/tex]

[tex]( \sqrt{5} ) {}^{2} + ( \sqrt{2} ) {}^{2} + 2( \sqrt{5} )( \sqrt{2} )[/tex]

[tex]5 + 2 + 2 \sqrt{10} [/tex]

[tex]7 + 2 \sqrt{10} [/tex]

therefore, the correct choice is :

[tex] \mathrm{C.) \: \: 7 + 2 \sqrt{10} }[/tex]
Solution:

[tex]( \sqrt{5} + \sqrt{2} {)}^{2} \\ [/tex]

[tex]by \: \: \: using \: \: \: the \: \: \: formula \: \: (a + b) ^{2} = {a}^{2} + 2ab \: + {b}^{2} \: \: we \: \: \: get \\ ( \sqrt{5} {)}^{2} + 2( \sqrt{5}) \: (\sqrt{{2)}} + ( \sqrt{2) }^{2} \\ = \sqrt{5} \times \sqrt{5} + 2 \sqrt{5 \times 2} + \sqrt{2} \times \sqrt{2} \\ = 5 + 2 \sqrt{10} + 2 \\ = 7 + 2 \sqrt{10} [/tex][/tex]

Answer:

(C) 7+2√10

On a morning in December, Carl wakes up and checks the thermometer. He reads that it is -10°F. In two hours he checks and the temperature has risen 4°F. In another three hours the temperature has risen 7°F. At the last time, he checks the thermometer, what is the temperature? Also writes an addition equation that models this situation​

Answers

Answer: 1 degree Fahrenheit

Step-by-step explanation:

The temperature starts at -10 degrees F, so if in two hours, the temperature has risen by 4 degrees, then the new temperature is -10 + 4 = -6 degrees F. 3 hours later, the temperature has risen another 7 degrees, so the new temperature is -6 + 7 = 1 degrees F. "addition equation" is ambiguous without knowing what class you are taking, but one such equation to represent the situation could be T = -10 + 4 + 7 = 1.

2.75 mi+3 mi+ 2.5 mi =?

Answers

Answer: 8.25mi

Step-by-step explanation:

Just add them all together

8.25 mi

Step-by-step explanation:

2.75 mi + 3 mi + 2.5 mi

= (2.75 + 3 + 2.5)mi

= (5.75 + 2.50)mi

= 8.25 mi

A graph appears below showing the number of adults and children who prefer each type of soda. There were 130 adults and kids surveyed. Discuss some ways in which the graph below could be improved.

Answers

The ways the graph could be improved include

Labelling the x and y axesStarting the entries on y-axis from the origin (i.e. from 0

How to improve the graph

In statistics, graphs are used to represent data sets in a visual way.

Some features of a good graph include

Labelling all axesStarting numerical values from the originUniform space between barsThe lengths of bars represent frequencies or relative frequencies

From the given graph (see attachment), we have the following highlights:

The axes are not labelledThe entries on the y-axis do not start from 0

The graph can be improved by labelling the axes and starting the entries on y-axis from the origin (i.e. from 0

Read more about graphs and charts at:

https://brainly.com/question/24741444

1. VIDEOTAPES Lyle is putting his
videotapes on a shelf. The shelf is
12 inches long. If each videotape is
1 inches wide, how many videotapes
can he put side-by-side on the shelf?

Answers

Answer:

12 divided by 1.5 = 8 tapes

Hope this helps you

12 divided by 1.5 equals 8 tapes… i have the same answer as the other person

Explain how you can check that the value you found for g is correct. If your check does not​ work, does that mean that your result is​ incorrect? Explain. -----------------------------------------------------------------------------------------------------------------------------
Choose the correct explanation below.
A.
Substitute the value for g on one side of the equation to check the answer. If the check does not​ work, either the answer is incorrect or there were errors made when checking.

B.
Substitute the value for g on one side of the equation to check the answer. If the check does not​ work, then the answer must be incorrect.

C.
Substitute the value for g on both sides of the equation to check the answer. If the check does not​ work, either the answer is incorrect or there were errors made when checking.

D.
Substitute the value for g on both sides of the equation to check the answer. If the check does not​ work, then the answer must be incorrect.

Answers

The best explanation to given when checking for the value of g that you have found is:

C.  Substitute the value for g on either sides of your equation to check the answer. If the check does not​ work, it is either the answer is incorrect or there were errors you made when checking.

After solving for a variable in an equation, we can cross check to know if our answer is correct or not.

This can be done by plugging in or substituting the value of the variable g into the equation. In most cases, you will find the variable on both sides.

When you substitute, the value on the left must be equal to the value on the right. If during your check, the value on the left does not equal the value on the right, it simply means the check does not work.

Two things might result to a check not working:

the answer is not correct, oryou made a mistake while checking.

Therefore, the best explanation to given when checking for the value of g that you have found is:

C.  Substitute the value for g on either sides of your equation to check the answer. If the check does not​ work, it is either the answer is incorrect or there were errors you made when checking.

Learn more here:

https://brainly.in/question/10429642

I give brainlist pls help and don't use me for points​

Answers

Answer:

search up different types of decimals and answer it to the same one that looks the same as the one on the paper .

Step-by-step explanation:

A. Yes because it’s a repeating decimal

B. No because it’s a decimal that neither terminates nor repeats.

C. No for the same reason as B

D. Yes because it’s a terminating decimal

PLEASE HELP THANK YOU

Answers

Answer:

a. [tex]4^2[/tex]

b. 16

Step-by-step explanation:

The area of a square is equal to the side length squared. Normally, the area of a rectangle is length times width but since all sides are equal in a square it is just the side times the side. This can be simplified to side length squared.

Since the side length is 4 the exponent form of the area is simply 4 squared or [tex]4^2[/tex].

Then, compute this by multiplying 4*4. This equals 16 cms square.

I dont know this no links though

Answers

Answer:

ok do the sqare root of 54 and 24 round to the nearest tenth then multiply the 54 by 3 and the 24 by 4 then subtract them too

Step-by-step explanation:

Consider the function f(x) = -2/3x +6 What is the y-intercept of f^-1(x)

O -6
O -2/3
O 6
O 9

Answers

Answer: -2/3 x (x-9)

If (h + h) · (h. h) = 16, find the value of h.
— HELP ME PLEASEEEE

Answers

Answer:

h = 2

Step-by-step explanation:

I'm assuming your periods are multiplication signs.

(h + h) X (h X h) = 16

When adding two variables like the first set of parentheses, it would become 2h.  When multiplying two like variables, you add the exponents.  h is the same as writing h¹.  So h¹ x h¹   gives you the answer of h².

So now your equation would look like:

2h  X  h²  = 16

As above, when you multiply two like variables you would add the exponents.  Also if any number are in front of the variable you would multiply those numbers.  So you have 2h¹ x 1h² and that would be 2h³.  If it had been

2h¹ x 2h², your answer would have been 4h³.

But so far you have 2h¹ x 1h² = 16

2h³ = 16

Dividing both sides by 2 you get

h³ = 8

To find h you have to take the cubed root of 8.  What number multiplied by itself 3 times gives you 8?    2 x 2 x 2 = 8     2 x 2 = 4 and x 2 = 8.

h = 2

If you put this into the original equation you have:

(2 + 2) x ( 2 x 2) = 16

 ( 4 ) x ( 4 ) = 16

whats the 147th letter in this pattern abcd,abcd,abcd,abcd,abcd…
Explain and show your work

Answers

Answer:

the answer is abcdefgh because of that it explains the and

Answer: abcdefgh

Hope this helps

Help meh, i need help

Answers

1. -6x7 but the 7 is the tiny number

Answer: #1: 4[tex]\\\sqrt{2}[/tex]

#2: -6x^7

Step-by-step explanation:

#1 simplify the radical expression

10[tex]\sqrt{2}[/tex] - [tex]\sqrt{72}[/tex]

10[tex]\sqrt{2}[/tex] - 6[tex]\sqrt{2\\}[/tex]

collect like terms

Solution: 4[tex]\sqrt{2}[/tex]

#2 combine like terms

-3*2 = -6 then add the 5 and 2

The larger of two numbers is 15 more than three times the smaller number. If the sum of the two numbers is 63, find the numbers. ​

Answers

Answer:

Let x = the smaller number

Let 3x + 15 = the larger number

x + 3x + 15 = 63

4x = 48

x = 12

3(12) + 15 = 51

Step-by-step explanation:

What is the value of a?



a–2=3+6a
--------
3

Answers

Answer:

a = 17 / 11

Step-by-step explanation:

or, a - 2 = 3(3 + 6a)

or, a - 2 = 9 + 18a

or, - 2 - 9 = 18a - a

or, -11 = 17a

or, a = 17 / 11

1 peck= how many quarts

Answers

Answer:

9.30918

Step-by-step explanation:

What is the GCF of 288 and 15? The problem is 288 over 15 as a fraction to simplify.

Answers

Answer:

3

Step-by-step explanation:

help with the top one please?

Answers

Answer:

30 pages per hour.

Step-by-step explanation:

Okay so they read 1 1/2 pages per hour right. And you need 20/20 to make 1 hour right. So all you have to do is multiply 1 1/2 by 20 and you got your answer.

Determine the value of x.

No links please!

Answers

Answer:

The answer is D.

Step-by-step explanation:

Answer:

The choice D)

[tex]2 \sqrt{2} [/tex]

Step-by-step explanation:

Sin = Opposite/ hypotenuse

[tex] \sin(45) = \frac{x}{4} \\ \\ \frac{1}{ \sqrt{2} } = \frac{x}{4} \\ \\ \sqrt{2} x = 4 \\ \\ x = \frac{4}{ \sqrt{2} } \\ \\ x = \frac{4}{ \sqrt{2} } \times \frac{ \sqrt{2} }{ \sqrt{2} } \\ \\ x = \frac{4 \sqrt{2} }{2} = 2 \sqrt{2} \\ \\ \\ x = 2\sqrt{2} [/tex]

I hope I helped you^_^

what is the answer to 1/4 - (-1/6)​

Answers

Answer:

5/12

Step-by-step explanation:

1/4 + 1/6 = (6+4)/24 = 10/24 = 5/12

why +1/6?

because: - (-) = +

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