Question

factorise ab^3+bc^3+a^2b^2c^2-a^3b^2-b^3c^2-abc​

Answer 1

=a^2b^2(c^2-a)+bc(c^2-a)-b^3(c^2-a)

=(c^2-a)(a^2b^2+bc-b^3)

=b(c^2-a)(a^2b+c-b^2)