Trigonometry Examples

$\sin (\arccos (\frac{2}{3}) - \arctan (\frac{1}{4}))$

Step 1

Simplify each term.

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Step 1.1

Evaluate $\arccos (\frac{2}{3})$ .

$\sin (0.84106867 - \arctan (\frac{1}{4}))$

Step 1.2

Evaluate $\arctan (\frac{1}{4})$ .

$\sin (0.84106867 - 1 \cdot 0.24497866)$

Step 1.3

Multiply $- 1$ by $0.24497866$ .

$\sin (0.84106867 - 0.24497866)$

Step 2

Subtract $0.24497866$ from $0.84106867$ .

$\sin (0.59609)$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\sin (\arccos (\frac{2}{3}) - \arctan (\frac{1}{4}))$

Decimal Form:

$0.56141110 \dots$