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(5x^2 + 4y)^2

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(5x^2 + 4y)^2

Guest Jun 30, 2015

Best Answer

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$(5x^2+4y)^2 =$

$(5x^2+4y)\times{(5x^2+4y)} =$

Using FOIL:

$(5x^2\times{5x^2}) + 2(5x^2\times{4y}) + (4y\times{4y}) =$

$25x^4 + 40x^2y + 16y^2$

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zacismyname Jul 1, 2015

1⁺⁰ Answers

+980

+5

Best Answer

$(5x^2+4y)^2 =$

$(5x^2+4y)\times{(5x^2+4y)} =$

Using FOIL:

$(5x^2\times{5x^2}) + 2(5x^2\times{4y}) + (4y\times{4y}) =$

$25x^4 + 40x^2y + 16y^2$

zacismyname Jul 1, 2015

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