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Question
Find the value of `tan^-1 (tan(- pi/6))`
Sum
Solution
`tan(- pi/6) = tan (pi - pi/6)`
= `tan (5pi)/6`
So `tan^-1(tan(- pi/6)) = tan^-1(tan (5pi)/6)`
= `(5pi)/6`
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The Tangent Function and the Inverse Tangent Function
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