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25 October, 09:16

What is the completely factored form of 4x^5 - 256x^3?

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  1. 25 October, 09:41
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    4x³ (x+8) (x-8)

    Step-by-step explanation:

    4x⁵ - 256x³ = 4x⁵ - 4*64x³

    =4x³ (x² - 64)

    = 4x³ (x² - 8²)

    = 4x³ (x+8) (x-8) {a² - b² = (a + b) (a - b)
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