Download JNTUK B.Pharm 1-2 2013 Nov B1202 Mathematics II Question Paper

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Code No: B1202/R10

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R10

I B.Pharmacy II Semester Regular Examinations, Oct/Nov_2013

MATHEMATICS-II

Time: 3 hours Max Marks: 75

Answer any FIVE Questions

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All Questions carry equal marks

1. (a) Find the derivative of x = log (1 + vy)
   (b) Find the maximum of the 3cosx + v3sinx, 0 < x < p
2. (a) Find the derivative of y = sin² (cos3x)
   (b) If u = log (x²+y²) find, ?u/?x, ?u/?y

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3. (a) Find ? (sinx + x³) dx
   (b) Find the area enclosed between the curves y²=4x and the line y=2x-4.
4. (a) Evaluate ?0¹ ?0? e^(x+y) dy dx
   (b) Find the area between the curves x²=4y and x=4y-2
5. (a) Form the differential equation from the relation y = e? [ A cosx + B sinx] when A,B are arbitrary constants
   

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   (b) solve [1 + e^(x/y) ] dx + e^(x/y) [1-x/y] dy=0
6. (a) Solve (x + y)² dy/dx = a²
   (b) Solve dy/dx = (x+vxy)/y
7. (a) Find L [ sin2t cos3t ]
   (b) Find L[t²]

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8. (a) Find L [cos3t]
   (b) Find L [ sin³ 2t ]

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