Question

Factorise 1-a3-b3-3ab

Answer 1

Answer:

I hope this will help you a lot

Answer 2

Step-by-step explanation:

$a3 + b3 + c3 + 3abc \\ a = 1 \\ b = - a \\ c = - b \\ 1 - a3 - b3 - 3ab \\ = (1 - a - b)(1 + a2 + b2 - a + ab - b)$