Question

3x^2+6+3/x^2 factorise​

Answer 1

Step-by-step explanation:

3x² + 6 + 3/x²

= 3 ( x² + 2 + 1/x² ) [ taking 3 common]

= 3 ( x² + 1/x² + 2 )

= 3 ( x + 1/x )²