Type a math problem

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Type a math problem

Evaluate

-1

$−1$

Solution Steps

\cos ( \pi )

$cos(π)$

Get the value of \cos(\pi )\approx -1 from trigonometric values table.

Get the value of $cos(π)≈−1$ from trigonometric values table.

-1

$−1$

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-1

Get the value of \cos(\pi )\approx -1 from trigonometric values table.

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