Precalculus Examples

$w = 50 + 2.3 (72 - 60)$

Step 1

Simplify each term.

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Subtract $60$ from $72$ .

$w = 50 + 2.3 \cdot 12$

Multiply $2.3$ by $12$ .

$w = 50 + 27.6$

Step 2

Add $50$ and $27.6$ .

$w = 77.6$

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