Mathematics - Inverse Trigonometric Functions Question with Solution | TestHub

MathematicsInverse Trigonometric FunctionsT inverse T propertyMedium2 minQB

MathematicsMediumsingle choice

Evaluate $cos^{- 1} (cos 10)$ , in radians.

Answer:

Solution:

Since 0<4 $π - 10 < π$ and $cos (4 π - 10) = cos 10$ , the principal $cos^{- 1} v a l u e$ is 4 $π - 10$ .

Stream:JEESubject:MathematicsTopic:Inverse Trigonometric FunctionsSubtopic:T inverse T property

⏱ 2mℹ️ Source: QB

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