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Question 12: Find the value of cos¯¹ (1/2) + sin¯¹ (1/2)

Class 12 - Math - Inverse Trigonometric Functions

Answers

Answered by BigSmoke
0
As cos inverse 1/2 can be written as
Cos inverse(cos pi/3) and

Sin inverse 1/2 can be written as
Sin inverse(sin pi/6)

Now the eqn. Becomes
pi/3 + pi/6 = pi/2

As all inverse are in their principle values.

Hope you get your answer.
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