Precalculus Examples

$\frac{129}{\tan (65.8)}$

Step 1

Separate fractions.

$\frac{129}{1} \cdot \frac{1}{\tan (65.8)}$

Step 2

Rewrite $\tan (65.8)$ in terms of sines and cosines.

$\frac{129}{1} \cdot \frac{1}{\frac{\sin (65.8)}{\cos (65.8)}}$

Step 3

Multiply by the reciprocal of the fraction to divide by $\frac{\sin (65.8)}{\cos (65.8)}$ .

$\frac{129}{1} \cdot \frac{\cos (65.8)}{\sin (65.8)}$

Step 4

Convert from $\frac{\cos (65.8)}{\sin (65.8)}$ to $\cot (65.8)$ .

$\frac{129}{1} \cot (65.8)$

Step 5

Divide $129$ by $1$ .

$129 \cot (65.8)$

Step 6

The result can be shown in multiple forms.

Exact Form:

$129 \cot (65.8)$

Decimal Form:

$57.97489873 \dots$