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Trigonometry Examples

Popular Problems

Find the Exact Value 2cos(90)

$2 \cos (90)$

Step 1

The exact value of $\cos (90)$ is $0$ .

$2 \cdot 0$

Step 2

Multiply $2$ by $0$ .

$0$

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

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