Factorise x⁴-125xy³ and I want quick ans is that ok so let’s begin

Question

Factorise x⁴-125xy³ and I want quick ans is that ok so let’s begin

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Madeline 5 months 2021-12-29T18:37:18+00:00 1 Answer 0 views 0

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  1. Madeline
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    2021-12-29T18:38:46+00:00
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    Answer:

    x^4 – 125xy^3

    x(x^3 – 125y^3)

    x[x^3 – (5y) ^3]

    identity: a^3 -b^3 = (a-b) (a^2 + ab + b^2)

    x[(x-5y) (x^2 + 5xy + (5y)^2)]

    (x^2 – 5xy) ( x^3 + 5x^2y + 25xy^2)

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