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Precalculus Examples

Popular Problems

Verify the Identity r=2cos(x)

$r = 2 \cos (x)$

Step 1

The provided equation is not an identity.

$r = 2 \cos (x)$ is not an identity

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

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