Precalculus Examples

$\sin (- \frac{3}{7})$

Step 1

Since $\sin (- \frac{3}{7})$ is an odd function, rewrite $\sin (- \frac{3}{7})$ as $- \sin (\frac{3}{7})$ .

$- \sin (\frac{3}{7})$

Step 2

The result can be shown in multiple forms.

Exact Form:

$- \sin (\frac{3}{7})$

Decimal Form:

$- 0.41557185 \dots$