# RBSE Solutions for Class 12 Maths Chapter 12 Differential Equation Ex 12.2

## Rajasthan Board RBSE Class 12 Maths Chapter 12 Differential Equation Ex 12.2

Find the differential equation of the following groups :

Question 1.
y = ax + $$\frac { b }{ x }$$
Solution:

Question 2.
x2 + y2 = a2.
Solution:
Differentiating given equation w.r.t. x, we get

Question 3.
y = Ae3x + Be5x.
Solution:
y = Ae3x + Be5x
Differentiating w.r.t. x, we get

Question 4.
y = ex [a cos x + B sin x] …..(1)
Solution:

Question 5.
y = a cos (x + b), where ‘a’ and ‘b’ are arbitrary constant.
Solution:
y = a cos (x + b)
Differentiating w.r.t. x,