Algebra Examples

$g (- 2) = 3 {(- 2)}^{3} + 5$

Step 1

Replace the variable $- 2$ with $- 2$ in the expression.

$g (- 2) = 3 {(- 2)}^{3} + 5$

Step 2

Simplify the result.

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Step 2.1

Simplify each term.

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Step 2.1.1

Raise $- 2$ to the power of $3$ .

$g (- 2) = 3 \cdot - 8 + 5$

Step 2.1.2

Multiply $3$ by $- 8$ .

$g (- 2) = - 24 + 5$

Step 2.2

Add $- 24$ and $5$ .

$g (- 2) = - 19$

Step 2.3

The final answer is $- 19$ .

$- 19$

Step 3