Algebra Examples

$1 - 2 \sin (x) + (1 - \cos^{2} (x))$

Step 1

Remove parentheses.

$1 - 2 \sin (x) + 1 - \cos^{2} (x)$

Step 2

Apply pythagorean identity.

$1 - 2 \sin (x) + \sin^{2} (x)$

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