Question

(a + b)(a^2+ 2ab + b^2) step by step solutions ​

Answer 1

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$(a + b)(a {}^{2} + 2ab + b {}^{2} )$

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$(a + b)(a {}^{2} + 2ab + b {}^{2} ) \\ = (a + b)(a + b) {}^{2} \: using \: identity \\ = (a + b) {}^{3} \\ = a {}^{3} + b {}^{3} + 3ab(a + b)$

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Answer 2

Hope this help you........