Question

M) Factorise:
x2/9+1+9/x2​

Answer 1

Cannot be factored

Explanation:

Given

`(x^2)/(9) + 1 + (9)/(x^2)`

Required

Factorize

Take LCM

`(x^2)/(9) + 1 + (9)/(x^2) = (x^4+9x^2+81)/(9x^2)`

The expression cannot be factored