Precalculus Examples

$\sin (\arcsin (\frac{3}{5}) - \arccos (- \frac{8}{17}))$

Step 1

Simplify each term.

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Step 1.1

Evaluate $\arcsin (\frac{3}{5})$ .

$\sin (0.6435011 - \arccos (- \frac{8}{17}))$

Step 1.2

Evaluate $\arccos (- \frac{8}{17})$ .

$\sin (0.6435011 - 1 \cdot 2.06075365)$

Step 1.3

Multiply $- 1$ by $2.06075365$ .

$\sin (0.6435011 - 2.06075365)$

Step 2

Subtract $2.06075365$ from $0.6435011$ .

$\sin (- 1.41725254)$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\sin (\arcsin (\frac{3}{5}) - \arccos (- \frac{8}{17}))$

Decimal Form:

$- 0.98823529 \dots$