Trigonometry Examples

$\sin (\arcsin (\frac{2}{5}) + \arccos (\frac{1}{5}))$

Step 1

Simplify each term.

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Step 1.1

Evaluate $\arcsin (\frac{2}{5})$ .

$\sin (0.41151684 + \arccos (\frac{1}{5}))$

Step 1.2

Evaluate $\arccos (\frac{1}{5})$ .

$\sin (0.41151684 + 1.3694384)$

Step 2

Add $0.41151684$ and $1.3694384$ .

$\sin (1.78095525)$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\sin (\arcsin (\frac{2}{5}) + \arccos (\frac{1}{5}))$

Decimal Form:

$0.97799777 \dots$