Question

factorise : a⁷ + ab⁶​

Answer 1

Answer:

${a}^{7} + a {b}^{6}$

$a ({a}^{6} + {b}^{6} )$

$a( ({a}^{2})^{3} + ( {b}^{2} )^{3} )$

$a( {a}^{2} + {b}^{2} )( {a}^{4} - {a}^{2} {b}^{2} + {b}^{4} )$

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