Question

factorisation 3a3 + 4a - 3 ​

Answer 1

Answer:

3a^3-4a-3

a+1/a = 1

a^2+1 = a

a^2-a+1 = 0

a^3+1

(a)^3+(1)^3

(a+1)(a^2-a+1)

(a+1)(0)

=) 0