Trigonometry Examples

$2 \sin^{2} (x) \sin^{2} (x)$

Step 1

Move $\sin^{2} (x)$ .

$2 (\sin^{2} (x) \sin^{2} (x))$

Step 2

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

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

Step 3

Add $2$ and $2$ .

$2 \sin^{4} (x)$