Question

What is the solution of $\frac{x^2-1}{x^2+5x+4} \leq 0$

a) -4 -1
d) -4 < x ≤ 1 and x ≠ -1

homework question pls help

Answer 1

Inequality Form: -4 < x < -1 or -1 < x = 1
Interval Notation: (-4, -1) U (-1, 1]