Calculus Examples

$\cos (3 (\frac{π}{6}))$

Step 1

Cancel the common factor of $3$ .

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Step 1.1

Factor $3$ out of $6$ .

$\cos (3 \frac{π}{3 (2)})$

Step 1.2

Cancel the common factor.

$\cos (3 \frac{π}{3 \cdot 2})$

Step 1.3

Rewrite the expression.

$\cos (\frac{π}{2})$

$\cos (\frac{π}{2})$

Step 2

The exact value of $\cos (\frac{π}{2})$ is $0$ .

$0$

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