MATH CUBE OF A BINOMIAL

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find the volume of a cube if its side is (2x+3) cm.

Guest Aug 6, 2013

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2⁺⁰ Answers

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(2x+3)^3 = 8x^3 + 3*4x^2*3 + 3*2x*3^2 + 27 = 8x^3 + 27 + 3*2x*3(2x + 3)

scrutinizer Aug 17, 2013

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[input]expand((2x+3)^3)[/input]

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