Question

125y³-1 factorise the following

Answer 1

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Here is your answer

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${125y}^{3} - 1 \\ \\ use \: the \: identity \: \\ {a}^{3} - {b}^{3} \ \\ \\ ( a - b)( {a}^{2} + ab + {b}^{2} ) \\ \\ {(5y)}^{3} - {(1)}^{3} \\ \\(5y - 1)( {25y}^{2} + 5y + 1)$

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Answer 2

❄❄HeÿA MäTè ❄❄

125 y³-1

(5y) ³-(1)³
(5y-1) (25y²+5y+1)

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