Trigonometry Examples

$π < 0 < \frac{3 π}{2} \cdot \cos (0) - \frac{6}{7}$

Step 1

The exact value of $\cos (0)$ is $1$ .

$π < 0 < \frac{3 π}{2} \cdot 1 - \frac{6}{7}$

Step 2

Multiply $\frac{3 π}{2}$ by $1$ .

$π < 0 < \frac{3 π}{2} - \frac{6}{7}$

Step 3