Question

factorise a3-8b3-6a2b+12ab2​

Answer 1

Answer:

$(a - 2)^{3}$

= (a-2) (a-2) (a-2)

Answer 2

Answer:

a³-8b³-6a²b+12ab²

= (a)³-(2b)³-3(a)²(2b)+3(a)(2b)²

=(a-2b)³ using identity x³-y³-3x²y+3xy²=(x-y)³

=(a-2b)(a-2b)(a-2b)