liyahmonaee liyahmonaee

20-08-2020
Mathematics

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Find the Area of a square with length(x + 7) and width (x + 7)

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wegnerkolmp2741o wegnerkolmp2741o

20-08-2020

Answer:

x^2 +14x+49

Step-by-step explanation:

Area = length * width

= ( x+7) * ( x+7)

FOIL

first: x^2

outer: 7x

inner: 7x

last: 7*7 = 49

Add them together

x^2 +7x+7x + 49

Combine like terms

x^2 +14x+49

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