Evaluate pi-(-pi)

$π - (- π)$

Step 1

Multiply $- (- π)$ .

Multiply $- 1$ by $- 1$ .

$π + 1 π$

Multiply $π$ by $1$ .

$π + π$

$π + π$

Step 2

Add $π$ and $π$ .

$2 π$

Step 3

The result can be shown in multiple forms.

Exact Form:

$2 π$

Decimal Form:

$6.28318530 \dots$

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