Question

Factorize
9x⁴-(x²-2x+1)​

Answer 1

Step-by-step explanation:

$9x {}^{4} - (x {}^{2} - 2x + 1) \\ = (3x {}^{2} ) {}^{2} - (x - 1) { }^{2} \\ = (3x {}^{2} + x - 1)(3x {}^{2} - x + 1)$

Hope this will help