Evaluate 15cos(60)

$15 \cos (60)$

Step 1

The exact value of $\cos (60)$ is $\frac{1}{2}$ .

$15 (\frac{1}{2})$

Step 2

Combine $15$ and $\frac{1}{2}$ .

$\frac{15}{2}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\frac{15}{2}$

Decimal Form:

$7.5$

Mixed Number Form:

$7 \frac{1}{2}$

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