NCERT Solutions for Class 12 Maths Chapter 2 Inverse Trigonometric Functions — Exercise 2.1

Find the principal values of the following:

Question 1:sin–1 1 2   −  

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Question 2:cos–1 3 2    

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Question 3:cosec–1 (2)

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Question 4:tan–1 (− 3)

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Question 5:cos–1 1 2   −  

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Question 6:tan–1 (–1)

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Question 7:sec–1 2 3     

Question 8:cot–1 ( 3)

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Question 9:cos–1 1 2   −   

Find the principal values of the following: 1. s

Question 10:cosec–1 ( − 2 ) Find the values of the following:

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Question 11:tan–1(1) + cos–1 1 2 − + sin–1 1 2 −

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Question 12:cos–1 1 2 + 2 sin–1 1 2

Inverse Trigonometric Functions ncert solutions class 12

Question 13:If sin–1 x = y, then (A) 0 ≤ y ≤ π (B) 2 2 y π p − ≤ ≤ (C) 0 < y < π (D) 2 2 y π p − < <

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Question 14:tan–1 ( ) 1 3 sec 2 − − − is equal to (A) π (B) 3 p − (C) 3 p (D) 2 3 p