Question

Factorise the following by using suitable identities.
a) a^3 +b^3 - 8c^3 +6abc
b) (a/b)^3 +(b/c) ^3 +(c/a) ^3 - 3
c) 8x^3 - 27y^3 +125z^3 +90 xyz. ​

Answer 1

Answer:

Factorise the following by using suitable identities.

a) a^3 +b^3 - 8c^3 +6abc

b) (a/b)^3 +(b/c) ^3 +(c/a) ^3 - 3

c) 8x^3 - 27y^3 +125z^3 +90 xyz.

Step-by-step explanation:

Factorise the following by using suitable identities.

a) a^3 +b^3 - 8c^3 +6abc

b) (a/b)^3 +(b/c) ^3 +(c/a) ^3 - 3

c) 8x^3 - 27y^3 +125z^3 +90 xyz.