Trigonometry Examples

$\cos (60) \cdot 2$

Step 1

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

$\frac{1}{2} \cdot 2$

Step 2

Cancel the common factor of $2$ .

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Step 2.1

Cancel the common factor.

$\frac{1}{2} \cdot 2$

Step 2.2

Rewrite the expression.

$1$

$1$

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