Calculus Examples

$\cos (\arctan (\frac{3}{4}) - \arccos (\frac{9}{41}))$

Step 1

Simplify each term.

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Step 1.1

Evaluate $\arctan (\frac{3}{4})$ .

$\cos (0.6435011 - \arccos (\frac{9}{41}))$

Step 1.2

Evaluate $\arccos (\frac{9}{41})$ .

$\cos (0.6435011 - 1 \cdot 1.34948188)$

Step 1.3

Multiply $- 1$ by $1.34948188$ .

$\cos (0.6435011 - 1.34948188)$

Step 2

Subtract $1.34948188$ from $0.6435011$ .

$\cos (- 0.70598077)$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\cos (\arctan (\frac{3}{4}) - \arccos (\frac{9}{41}))$

Decimal Form:

$0.7\overline{60975}$