Expand the expression (2x+4)^2 | SnapXam

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 Exercise

$\left(2x\:+4\right)^2$

 Step-by-step Solution

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1

Expand the expression $\left(2x+4\right)^2$ using the square of a binomial

$(a+b)^2=a^2+2ab+b^2$

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2

Take the square of the first term: $2x$

$4x^{2}$

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3

Twice ($2$) the product of the two terms: $2x$ and $4$

$16x$

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4

Take the square of the second term: $4$

$16$

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5

Add the three results, and we obtain the expanded polynomial

$4x^{2}+16x+16$

Final answer to the exercise  

$4x^{2}+16x+16$

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Product of Binomials with Common Term
FOIL Method
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