Download Pharm D 1st Year 2015 Oct 383806 Remedial Mathematics Question Paper

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[LH 806] OCTOBER 2015 Sub. Code: 3806

PHARM. D DEGREE EXAMINATION

(2009-2010 Regulation)

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FIRST YEAR

PAPER VI - REMEDIAL MATHEMATICS

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Q.P. Code: 383806

Time : Three hours Maximum : 70 marks

I. Elaborate on : (4 x10=40)

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1. If A= 1 -2 3 4
   then compute A²-5A+3I.



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2. If sin A=1/3, cos B=-3/4 and A and B are second quadrant. Find (i) sin (A-B) and (ii) cos (A-B).


3. Evaluate: x + 3}{x+2}


4. Find the equation of the line which passes through the point of intersection of the two lines 2x+y=8 and 3x-2y+7=0 and is parallel to the line 4x+y-11=0.

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

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1. Find the determinant, A = 3 1 2 4 8 5 -1 0 -3
   


2. Integrate: x sin (x²) dx.



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3. If y=-6x²+7x+6. Find d²y/dx².


4. Show that tan x + cot x = sec x . cosec x


5. Solve: (16D²—24D +9)y =0

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6. Prove: cos⁴A-sin⁴A = 2cos²A — 1.