Calculus Examples

$\arctan (\frac{- 4}{3})$

Step 1

To convert degrees to radians, multiply by $\frac{π}{180 °}$ , since a full circle is $360 °$ or $2 π$ radians.

Step 2

Move the negative in front of the fraction.

$\arctan (- \frac{4}{3}) \cdot \frac{π}{180}$ radians

Step 3

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

$- 0.92729521 \cdot \frac{π}{180}$ radians

Step 4

Multiply $- 0.92729521 \frac{π}{180}$ .

Tap for more steps...

Step 4.1

Combine $- 0.92729521$ and $\frac{π}{180}$ .

$\frac{- 0.92729521 π}{180}$ radians

Step 4.2

Multiply $- 0.92729521$ by $π$ .

$\frac{- 2.91318384}{180}$ radians

Step 5

Divide $- 2.91318384$ by $180$ .

$- 0.01618435$ radians