Precalculus Examples

$\tan (3 \arccos (\frac{3}{4}))$

Step 1

Evaluate $\arccos (\frac{3}{4})$ .

$\tan (3 \cdot 0.72273424)$

Step 2

Multiply $3$ by $0.72273424$ .

$\tan (2.16820274)$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\tan (3 \arccos (\frac{3}{4}))$

Decimal Form:

$- 1.46986183 \dots$

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