Find the Exact Value arcos (-1)

$\arccos (- 1)$

Write the problem as a mathematical expression.

$\arccos (- 1)$

The exact value of $\arccos (- 1)$ is $π$ .

$π$

The result can be shown in multiple forms.

Exact Form:

$π$

Decimal Form:

$3.14159265 \dots$

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