What is the standard form of $y = x^{3} (x + 2) - x^{4}$ $y= x^3(x+2) -x^4$ ?

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What is the standard form of $y = x^{3} (x + 2) - x^{4}$ $y= x^3(x+2) -x^4$ ?

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Answer 1 · 2016-02-04T22:39:13

$2 x^{3}$ $2x^3$

Explanation:

Distribute brackets and collect 'like terms'

$y = x^{3} (x + 2) - x^{4} = x^{4} + 2 x^{3} - x^{4} = 2 x^{3}$ $y=x^3(x+2) -x^4 = x^4 + 2x^3 - x^4 = 2x^3$

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What is the standard form of $y = x^{3} (x + 2) - x^{4}$ $y= x^3(x+2) -x^4$ ?

1 Answer

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Science

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What is the standard form of y= x^3(x+2) -x^4 y=x3(x+2)−x4 y= x^3(x+2) -x^4 ?

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Explanation:

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What is the standard form of $y = x^{3} (x + 2) - x^{4}$ $y= x^3(x+2) -x^4$ ?