Precalculus Examples

$\sin^{2} (120) = 3 \cdot \cos^{2} (120)$

Step 1

The left side $0.75$ is equal to the right side $0.75$ , which means that the given statement is always true.

True

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