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3 years ago

13

The area of a square with sides of 2 feet is 4 square feet. The area of a square with sides of 4 feet is 16 square feet. What eq

uation fits this data?

1 answer:

sattari [20]3 years ago

3 0

X^2=area of a square

x squared equals the area of a square

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(3ab+2c)^3 what is the answer

svet-max [94.6K]

Answer:

$=27a^3b^3+54a^2b^2c+36abc^2+8c^3$

Step-by-step explanation:

$(3ab+2c)^3$

$=(3ab+2c)$ × $(3ab+2c)$ ×

$=(3ab+2c)(9a^2b^2+12abc+4c^2)$

$=(3ab)(9a^2b^2)+(3ab)(12abc)+(3ab)(4c^2)+(2c)(9a^2b^2)+(2c)(12abc)+(2c)(4c^2)$

$=27a^3b^3+36a^2b^2c+12abc^2+18a^2b^2c+24abc^2+8c^3$

$=27a^3b^3+54a^2b^2c+36abc^2+8c^3$

<em>hope this helps....</em>

5 0

2 years ago

Adele Swam the length of the pool in 32.56 seconds. Alexandria swam the length of the pool in 29.4 seconds. How many seconds fas

Sati [7]

Answer

Find out how many seconds faster has Alexandria's time then Adele's time .

To proof

Let us assume that seconds faster has Alexandria's time then Adele's time be x.

As given in the question

Adele Swam the length of the pool in 32.56 seconds. Alexandria swam the length of the pool in 29.4 seconds.

Than the equation becomes

x = 32.56 - 29.4

x = 3.16 seconds

Therefore the 3.16 seconds faster has Alexandria's time then Adele's time .

Hence proved

7 0

3 years ago

Mari starts off with $1 in her piggy bank. Each week, Mari's dad adds $3 to Mari's

melamori03 [73]

Answer:

y=3x+1

Step-by-step explanation:

x is the weeks and y is the final product

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3 years ago

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An ordered pair that makes a linear equation true is called a?

pav-90 [236]

Answer:

the solution of the equation.

Step-by-step explanation:

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2 years ago

4z = 2(z + 4)<br> Please help me solve this

mezya [45]

$4z = 2(z + 4)\\
4z=2z+8\\
2z=8\\
z=4$

6 0

3 years ago