Pre-Algebra Examples

$\cos (48) + \cos (12) = \cos (18) \sqrt{3}$

Step 1

The left side $1.6472782$ is equal to the right side $1.6472782$ , which means that the given statement is always true.

True

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