Algebra Examples

$A (4) = 2 x^{3} + 5$

Step 1

Replace the variable $x$ with $4$ in the expression.

$A (4) = 2 {(4)}^{3} + 5$

Step 2

Simplify the result.

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Step 2.1

Simplify each term.

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Step 2.1.1

Raise $4$ to the power of $3$ .

$A (4) = 2 \cdot 64 + 5$

Step 2.1.2

Multiply $2$ by $64$ .

$A (4) = 128 + 5$

Step 2.2

Add $128$ and $5$ .

$A (4) = 133$

Step 2.3

The final answer is $133$ .

$133$

Step 3