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Chapter: 12th Mathematics : UNIT 4 : Inverse Trigonometric Functions

Exercise 4.5: Inverse Trigonometric Functions

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EXERCISE 4.5

1. Find the value, if it exists. If not, give the reason for non-existence.




2. Find the value of the expression in terms of , with the help of a reference triangle.






3. Find the value of






4.Prove that





5.Prove that tan+ tan+ tan= tan1 



6. If  tan1  + tan1  + tan1  = π , show that + + = xyz .



7. Prove that 



8.Simplify 



9. Solve:








10. Find the number of solution of the equation tan-1 ( x -1) + tan-1 x + tan-1 ( x +1) = tan-1 (3x).



Answers:

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12th Mathematics : UNIT 4 : Inverse Trigonometric Functions : Exercise 4.5: Inverse Trigonometric Functions | Problem Questions with Answer, Solution

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12th Mathematics : UNIT 4 : Inverse Trigonometric Functions


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