Algebra Examples

$f (- 4) = \frac{5}{2 (- 4) + 8}$

Step 1

Multiply $2$ by $- 4$ .

$f (- 4) = \frac{5}{- 8 + 8}$

Step 2

Add $- 8$ and $8$ .

$f (- 4) = \frac{5}{0}$

Step 3

The expression contains a division by $0$ . The expression is undefined.

Undefined