Question

Please answer separately I wil mark you brainliest


Factorise

1)8a+b³+12a²b+6ab²

Answer 1

=(2a)cube + (b) cube +3(2a)sq.(b) + 3(2a)(b) sq. (as (a+b)3 = a3 + b3 +3asq. b + 3a.bsq)
=(2a + b) cube
=(2a+b) (2a+b) (2a+b)