Question

Find the value of this expression if x = 4.
x2 - 4
X - 8

Answer 1

Answer:

- 3

Step-by-step explanation:

Substitute x = 4 into the expression

$\frac{4^2-4}{4-8}$

= $\frac{16-4}{-4}$

= $\frac{12}{-4}$

= - 3