Question

x^3+x-3x^2-3 factorise

Answer 1

${x}^{3} + x - 3 {x}^{2} - 3 \\ \\ x( {x}^{2} + 1) - 3( {x}^{2} + 1) \\ \\ ( {x}^{2} + 1)(x - 3)$

Answer 2

Answer:

{x}^{3}  + x - 3 {x}^{2}  - 3  \\ \\ x( {x}^{2}  + 1) - 3( {x}^{2}  + 1)  \\ \\ ( {x}^{2}  + 1)(x - 3)

Step-by-step explanation: