Question

factorize:

a^7-b^6

please answer fast... ​

Answer 1

ANSWER

$a(a {}^{6} - b {}^{6}) \\ =a( (a {}^{2} ) {}^{3} - (b {}^{2} ) {}^{3} ) \\ =a (a {}^{2} - b {}^{2} )(a {}^{4} + b {}^{4} - a {}^{2} b {}^{2} ) \\ =a (a + b)(a - b)(a {}^{2} + b {}^{2} - a {}^{2} b {}^{2} )$

Answer 2

hope it helps you in your studies