What is the standard form of $y= (2x-9)^3+(6x-2)^2$ ?

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Answer 1 · 2017-01-20T09:11:27

$y=8x^3-72x^2+462x-725$

$y=(2x-9)^3+(6x-2)^2$

$y=(2x-9)(2x-9)(2x-9)+(6x-2)(6x-2)$

$y=(8x^3-108x^2+486x-729)+(36x^2-24x+4)$

$y=8x^3-72x^2+462x-725$

What is the standard form of y= (2x-9)^3+(6x-2)^2 y= (2x-9)^3+(6x-2)^2?