# NCERT Class 12-Mathematics: Chapter –2 Inverse Trigonometric Function Part 14

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## Objective Type Questions

### Choose the Correct Answers from the Given Four Options in Each of the Exercises from 20 to 37 (M.C.Q.)

**Question 20:**

Which of the following is the principal value branch of ?

(A)

(B)

(C)

(D)

**Answer: (C)**

**Question 21:**

Which of the following is the principal value branch of ?

(A)

(B)

(C)

(D)

**Answer: (D)**

**Question 22:**

If , then equals

(A)

(B)

(C)

(D)

**Answer: (B)**

**Question 23:**

The value of is

(A)

(B)

(C)

(D)

**Answer: (D)**

**Question 24:**

The domain of the function is

(A)

(B)

(C)

(D)

**Answer: (A)**

**Question 25:**

The domain of the function defined by is

(A

(B)

(C)

(D) None of these

**Answer: (A)**

**Question 26:**

If , then is equal to

(A)

(B)

(C)

(D)

**Answer: (B)**

**Question 27:**

The value of is equal to

(A)

(B)

(C)

(D)

**Answer: (C)**

**Question 28:**

The value of is equal to

(A)

(B)

(C)

(D)

**Answer: (A)**