Trigonometry Examples

$\tan (\sin (\frac{12}{13}) - \cos (- 1))$

Step 1

Simplify each term.

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Step 1.1

Evaluate $\sin (\frac{12}{13})$ .

$\tan (0.79746191 - \cos (- 1))$

Step 1.2

Evaluate $\cos (- 1)$ .

$\tan (0.79746191 - 1 \cdot 0.5403023)$

Step 1.3

Multiply $- 1$ by $0.5403023$ .

$\tan (0.79746191 - 0.5403023)$

$\tan (0.79746191 - 0.5403023)$

Step 2

Subtract $0.5403023$ from $0.79746191$ .

$\tan (0.2571596)$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\tan (0.2571596)$

Decimal Form:

$0.26298242 \dots$

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