Algebra Examples

$h (a) = a^{2} - 1$ when $a = - 5$

Step 1

Replace the variable $a$ with $- 5$ in the expression.

$h (- 5) = {(- 5)}^{2} - 1$

Step 2

Simplify the result.

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Step 2.1

Raise $- 5$ to the power of $2$ .

$h (- 5) = 25 - 1$

Step 2.2

Subtract $1$ from $25$ .

$h (- 5) = 24$

Step 2.3

The final answer is $24$ .

$24$

Step 3