Download Pharm D 1st Year 2013 Oct 383806 Remedial Mathematics Question Paper

Download Pharm-D (Doctor of Pharmacy) 1st Year (First Year) 2013 Oct 383806 Remedial Mathematics Previous Question Paper

[LD 806] OCTOBER 2013 Sub. Code: 3806
PHARM. D DEGREE EXAMS
FIRST YEAR
PAPER VI ? REMEDIAL MATHEMATICS
Q.P. Code : 383806
Time : 3 hours Maximum : 70 marks
I. Elaborate on : (2x20=40)
1. Prove that 1/a
2
bc b+c
1/b
2
ca c+a = 0 .
1/c
2
ab a+b

2. Solve: d
2
y + a
2
y = sec a x.
dx
2
II. Write notes on : (10x3=30)
1. If A = cos ? -sin ? and B = cos ? sin ?
Sin ? cos ? -sin ? cos ?

Then show that | AB| = | A| |B|
2. Find the angle between the straight lines 3x ? 2y + 9 = 0 and 2x + y ? 9 = 0.
3. Find the equation of the circle passing through the points (0,1),(2,3) and (-2,5).
4. Integrate:

5. Prove that cos
4
A - sin
4
A = 1 ? 2 sin
2
A.
6. Evaluate:

7. Write any two properties of definite integral?
8. Find the Laplace transform F (t) = sin
2
3t.
9. Solve: (D
2
+ 4) y = x sinx.
10. Find the general solution of y = xp + ?/c.

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