Calculus Examples

$20 \arctan (1) + C = 0$

Step 1

Simplify each term.

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Step 1.1

The exact value of $\arctan (1)$ is $\frac{π}{4}$ .

$20 \frac{π}{4} + C = 0$

Step 1.2

Cancel the common factor of $4$ .

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Step 1.2.1

Factor $4$ out of $20$ .

$4 (5) \frac{π}{4} + C = 0$

Step 1.2.2

Cancel the common factor.

$4 \cdot 5 \frac{π}{4} + C = 0$

Step 1.2.3

Rewrite the expression.

$5 π + C = 0$

Step 2

Subtract $5 π$ from both sides of the equation.

$C = - 5 π$

Step 3

The result can be shown in multiple forms.

Exact Form:

$C = - 5 π$

Decimal Form:

$C = - 15.70796326 \dots$