Download Pharm D 1st Year 2017 Oct 383806 Remedial Mathematics Question Paper

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[LL 806] OCTOBER 2017 Sub. Code: 3806

PHARM. D DEGREE EXAMINATION

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(2009-2010 Regulation)

FIRST YEAR

PAPER VI - REMEDIAL MATHEMATICS

O.P. Code: 383806

Time : Three hours Maximum : 70 Marks

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I. Elaborate on: (4 x 10 =40)

1. If A= 1 2 5 4 6 8 and B= 2 3 -1 5 4 -6

   Find (i) AB (ii) BA (iii) 3(A+B) and (iv) 3A+3B.

2. If A and B be acute angles with cos A=5/13 and sin B=3/5. Find sin (A+B), sin (A-B), cos (A+B) and cos (A-B).

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3. Evaluate: ? x.sin 2x. dx.

4. Find the equation of the straight line which passes through the point of intersection of the two lines 5x-6y-1= 0 and 3x+2y+5 = 0 and is perpendicular to the line 3x-5y+11=0.

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II. Write notes on: (6x5=30)

1. Add the Matrix:

2. Integrate: ? e^-x sin x. dx

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3. Find: dy/dx = (3x²+4x-4) / (2y -4)

4. Evaluate: (5 sin² 30 + cos³ 45 + 4 tan² 60) / (2 sin 30 . cos² 45 + tan 45)

5. Solve: d²y/dx² +4dy/dx+4y=2e^-x.

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6. Prove that cos⁴A-sin⁴A=2cos²A — 1.

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