Question

Factorise



x^3 + x – 3x^2 – 3​

Answer 1

Answer:

x^3 + x – 3x^2 – 3

(x-3)(x^2+1)

Answer 2

Answer:

➡️${\bf{\blue{x^3+x-3x^2-3}}}$

➡️${\bf{\red{x^3-3x^2+x-3}}}$

➡️${\bf{\blue{x^2(x-3)+1(x-3)}}}$

➡️${\bf{\pink{(x^2+1)(x-3)}}}$

➡️${\bf{\green{x^2=-1 (or) x=3}}}$

➡️${\bf{\orange{x=1 (or) x=-1 (or) x=3}}}$