Jawaharlal Nehru Technological University Hyderabad 2009-1st Year B.Pharm Code No:NR-101BP,acy Supplementary s,e , REMEDIAL MATHEMATICS. - Question Paper

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For B.Pharmacy I year Supplementary Examinations,June 2009, REMEDIAL MATHEMATICS.
see the subsequent attachment.

Code No: NR-101-BP 2 'i>

B. Pharmacy I Year Supplementary Examinations, June 2009

REMEDIAL MATHEMATICS Time : 3hours Max. Marks: 80

*

Answer any FIVE questions All questions carry equal marks

9

f- ¹

1. a) Which term is independent of x in the expansion of 2x +

V 3*

*²+l

b) Resolve --into partial fractions. [8+8]

(x² + 4) (x - 2)

4

2. a) Find the values of sinl05, cosl05 and tanl05 from

the functions of 45 and 60. b) Find the values of sin 15, cos 15 and Tan 15 from the functions of 45 and 30. [8+8]

3. a) Find the acute angle between the straight lines 3x-5y+7, 2x-y+4=0. b) Find the value of p, if the following lines are concurrent

i) 3x+3y=5, 2x+3y=4, px+4y=6. [8+8]

4. a) Find if 2x² + 3.xy + 4y^l +3* = 0.

dx

b) Find if y2 - 2xy + 3y - 2x = 0. [8+81

dx

x (5 2x)%

5. a) Differentiate ^v '

(4-3x/'(7-4x/¹ '

b) If f= log(x2 + y2), Show that T+r = 0- [8+8]

6. a) Find the area bounded by the curve x² = 4y and x = 4y - 2

b) Evaluate f-,- ¹ . dx. r4.Qi

^{1 V+7+47+b l8+8l}

7. a) Eliminate the Arbitrary constants from the differential equation

y = a Cos (nx+b).

b) Solve (ex +1 )y dy + (y + \)dx = Q. [8+8]

8. a) Find the laplace transform df Sin⁴t.

b) Find laplace transform of Sin2t Sin4t rooi

[o+oj

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