MTH401 Midterm Objective

MIDTERM EXAMINATION

SPRING 2007 Marks: 40

Time: 90min

Exam Date: Friday, May 18, 2007

b. If you believe that some essential piece of information is

problem.

Question

Q1. (3 (1 marks)

2) x y dx x y dy is Exact

Linear

Separable

Q2. The assumed particular solution for the U.C(Undetermined Coefficient) differential equation (1 marks)

2 x y y = x e is

x p

y · c e · c x

x p y Ax B e

x p y Ax Bx c e

Q3. 2 ln (1 marks)

dy x y y x dx +

Separable

Exact

Q4. For the differential equation (1 marks)

y xy x

Integrating factor is

2x

xe

FINALTERM EXAMINATION

FALL 2006 Marks: 53 Time: 120min

Exam Date: Monday, February 12, 2007

Q2. Do not ask any question about the contents of this examination from anyone.

1. If you think that there is something wrong with any of the question, attempt it to the best of your understanding.
2. If you believe that some essential piece of information is

problem.

3. Calculator is allowed.

Question

Question Marks