Question

How to factor those two(now with a clear photo...):

Answer 1

Answer:

$\frac{ {x}^{2} - 9x - 12 }{ {x}^{2} - 4} = - 9x - 3$

$\frac{ {x}^{3} + 5x + 7 }{x + 4} = \frac{ {x}^{3} + 4x + 7 }{4} = {x}^{3} + x + 7 = {x}^{4} + 7$

hope it helps you..

please mark me as a brainlist..