Question

factorise 4 (x square + 1 square ) +13(x square +1)minus 12

Answer 1

the factorised form is 17x^2-12

Answer 2

$4(x {}^{2} + 1) + 13(x {}^{2} + 1) - 12 = 0$

$4x {}^{2} + 4 + 13 x{}^{2} + 13 - 12 = 0$

$17x {}^{2} + 5 = 0$

Thanks