(a)
The differential equation is .
The differential equation is in the form of .
is called complementary equation.
The general solution of is .
The auxiliary equation is .
The roots of auxiliary equation is .
and .
The roots of auxiliary equation is real and equal.
The solution of complementary equation is .
Take .
The is exponential function and continuous for all values of .
The general solution of is .
.
Substitute , and in .
.
Substitute in the general solution of .
.
The solution of differential equation is .
Substitute and .
.
(b)
The differential equation is .
Solving non-homogenous differential equation:
If the differential equation is in the form of , then general solution of the non-homogenous differential equation is , where is the general solution of the complementary equation and is the particular solution.
General solution of the complementary equation:
If the differential equation is in the form of , then general solution of the complementary equation is
Particular solution of the differential equation :
If the differential equation is in the form of then the particular solution of the equation is , where
and .
Here is the wronskian of and .
.
The differential equation is in the form of .
is called complementary equation.
The general solution of is .
The auxiliary equation is .
and .
The roots of auxiliary equation is real and equal.
The solution of complementary equation is .
The general solution of is .
The particular solution of the differential equation is in the form of , where and.
Find wronskian of and is
Find .
Find .
Substitute the values of , , and in .
General solution of the differential equation is .
Solution of the differential equation is .
(a)
(b)
Solution of the differential equation is .
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