Question

Factorize :- x2-1-6y-9y2.​

Answer 1

Answer:

$x ^2 - 1 - 6y - 9y^2$

$x ^{2} - 1(9y ^{2} + 6y + 1)$

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

$(x + 3y + 1)(x - 3y - 1)$