Algebra Examples

$f (2) = 5 {(2)}^{2} - 4$

Step 1

Simplify each term.

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Step 1.1

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

$f (2) = 5 \cdot 4 - 4$

Step 1.2

Multiply $5$ by $4$ .

$f (2) = 20 - 4$

$f (2) = 20 - 4$

Step 2

Subtract $4$ from $20$ .

$f (2) = 16$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$