Question

simplify (x^2-16)/(x^2-3x-4)

Answer 1

factor top and bottom

Answer 2

\[\frac{x^2-16}{x^2-3x-4}=\frac{(x+4)(x-4)}{(x+1)(x-4)}\]

Answer 3

so cancel to get
\[\frac{x+4}{x+1}\]

Answer 4

ty