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Evaluate the Following: `Cos^-1(Cos3)`

Evaluate the following:

`cos^-1(cos3)`

We know

`cos^-1(costheta)=thetaif 0<=theta<=pi`

We have

`cos^-1(cos3)=3`

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Chapter 3: Inverse Trigonometric Functions - Exercise 4.07 [Page 42]

Chapter 3 Inverse Trigonometric Functions
Exercise 4.07 | Q 2.5 | Page 42

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