# NCERT Class 12-Mathematics: Chapter –9 Differential Equations Part 12

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**Question 33:**

Solve:

**Answer:**

Given,

Which is a homogeneous equation.

On substituting these values in Eq. (i), we get

On putting

## Objective Type

### Choose the Correct Answer from the Given Four Options in Each of the Exercises from 34 to 75 (M.C.Q)

**Question 34:**

The degree of the differential equation is

(A) 1

(B) 2

(C) 3

(D) Not defined

**Answer: (D)**

**Question 35:**

The degree of the differential equation is

(A)

(B)

(C) Not defined

(D)

**Answer: (C)**

**Question 36:**

The order and degree of the differential equation

(A) and not defined

(B) and

(C) and

(D) and

**Answer: (A)**

**Question 37:**

If , then *y* is a solution of

(A)

(B)

(C)

(D)

**Answer: (C)**

**Question 38:**

The differential equation for , where A and B are arbitrary constants is

(A)

(B)

(C)

(D)

**Answer: (B)**