Question

SOLVE !!!!!!

$(a + b) ^{3}$

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Answer 1

$\huge{\green{\fbox{↪ answer :}}}$

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

$= {a}^{3} + {a}^{2} b + 2a {}^{2} b + ab {}^{2} + b {}^{3} \\ = {a}^{3} + 3 {a}^{2} b + 3ab { }^{2} + b {}^{3}$

Answer 2

Answer:

Hope you have got it

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