MATHEMATICS MIDDLE SCHOOL

If f(x) = 2(x)^2 + 5 square root (x+2), complete the following statement (round your answer to the nearest hundredth): f(2) =

Answers

Answer 1

Answer:

$f(x) = 2(x)^(2) +5 √(x+2)$

$f(2) = 2(2)^(2) + 5 √((2)+2)$

$f(2) = 2(4) + 5√(4)$

$f(2) = 8 + 5(2)$

$f(2)= 8+10$

f(2) = 18

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The length of a classroom is 34 feet what is this measurent in yards and feet

Answers

3 feet are in a yard, so divide 34 by 3.

You will get 12 with a remainder of 1. So your final answer is 12 yards, 1 foot.

12 yards and 1 foot i believe

1. Evaluate the expression when x=2, y = 3, and z= -9:

Answers

Answer:

-7

Step-by-step explanation:

substitute the given values into the expression

xy-x

(-2 times 3)-1

-6 - 1 = -7

What the precents and decimals of these fraction 5/8. 66/200. 5 2/5. 2 7/16. has to be simplyed

Answers

to find the percent, divide the top number by the bottom. ex:
1/2 equals 1 divided by 2.
when you put this in a calculator, it will say .5 , this means it is 50% ( you move the decimal over 2 to the right)

How many yards are in 42 feet

Answers

First you need to find how many yards is in 1 feet , so is equal = 3feet , Now you need to find one number that is multiply by 3 that is equal to 42 so that is : 14 .. I hope that this can help you :)

Claire has 3/2 liters of water. She pours the water equally into 6 glasses. How much water is in each glass?

Answers

3/2 equally in 6 glasses is : 3/2 x 1/6 = 1/4

So she has 1.5 liters to split between 6 glasses.

1.5 / 6 = 0.25

Hence 250Ml in each glass.

PLEASE HELP!!!!!!!!!!!!!BEST ANSWER WORTH 40 POINTS PLEASE HELP!!
Which equation is true for any value of y?
A. 4y^2+2=(4y*4y)+2
B. 4y^2+2=(4y+y)+2
C. 4y^2+2=4(y+y)+2
D. 4y^2+2= 4(y×y)+2

Answers

$4y^2+2=(4y\cdot4y)+2\n4y^2+2=16y^2+2 \leftarrow \text{not identity}\n\n4y^2+2=(4y+y)+2\n4y^2+2=5y+2 \leftarrow \text{not identity}\n\n4y^2+2=4(y+y)+2\n4y^2+2=8y+2 \leftarrow \text{not identity}\n\n4y^2+2=4(y\cdot y)+2\n4y^2+2=4y^2+2 \leftarrow \text{identity}$

So it's D.

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