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Cos^-1 sqrt 2/2 exact value

Cos^-1 sqrt 2/2 exact value
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3 votes
Cos^-1 sqrt 2/2 exact value

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User Amal P
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8.0k points

1 Answer

5 votes

\sf cos^-1 ((√(2))/(2))=cos^-1 ((1)/( √(2)))= ( \pi )/(4) ={\boxed{45\°}
answered
User Spiralx
by
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