# NCERT Class 12-Mathematics: Chapter – 2 Inverse Trigonometric Function Part 6 (For CBSE, ICSE, IAS, NET, NRA 2022)

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**Question 30**:

The greatest and least values of are respectively

(A)

(B)

(C)

(D)

**Answer**:

(A) Is the correct answer. We have

Thus, the least value is and the Greatest value is

**Question 31**:

Let , then value of is

(A)

(B)

(C)

(D)

**Answer**:

(A) Is the correct answer.

**Question 32**:

The domain of the function is

(A)

(B)

(C)

(D)

**Answer**:

(C) Is the correct answer.

i.e..

**Question 33**:

The domain of is

(A)

(B)

(C)

(D)

**Answer**:

(D) Is the correct answer.

**Question 34**:

The domain of the function defined by is

(A)

(B)

(C)

(D)

**Answer**:

(A) Is the correct answer.

The domain of is **R** and the domain of is . Therefore, the domain of is , i.e.. , .