Trigonometry Examples

$\cos (60 + A) + \cos (60 - A)$

Step 1

Nothing further can be done with this topic. Please check the expression entered or try another topic.

$\cos (60 + A) + \cos (60 - A)$

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