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Trigonometry Examples

Popular Problems

Find Where Undefined/Discontinuous cos(x)+cos(2x)=0

$\cos (x) + \cos (2 x) = 0$

Step 1

$\cos (x) + \cos (2 x) = 0$

Step 2

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

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