Trigonometry Examples

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

Step 1

Rewrite $\cot (x)$ in terms of sines and cosines.

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

Step 2

Apply the product rule to $\frac{\cos (x)}{\sin (x)}$ .

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

Step 3

Cancel the common factor of $\sin^{2} (x)$ .

Tap for more steps...

Step 3.1

Cancel the common factor.

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

Step 3.2

Rewrite the expression.

$\cos^{2} (x)$