Question

Factorise the following by using a suitable identity: a. a3+b3+8c3+6abc

Answer 1

Using identity, a^3 +b^3 +c^3 - 3abc = (a+b+c)(a^2 + b^2 + c^2 - ab - bc - ac)

therefore,

= [a+b+c][a^2 + b^2 + (2c)^2 - ab - 2cb - 2ca]

so here u go!

pls l

Answer 2

Step-by-step explanation:

looks like question is wrong ad there must be a -8c3 or -6abc ... please check the question