Rajiv Gandhi Proudyogiki Vishwavidyalaya(Technical University) be 3rd sem exam model question papers

Posted Date: 16 Jan 2010      Posted By:: aashish maheshwari    Member Level: Silver  Points: 5 (₹ 1)

2008 Rajiv Gandhi Proudyogiki Vishwavidyalaya(Technical University) B.E Chemical Engineering be 3rd sem exam Question paper

 Course: B.E Chemical Engineering University/board: Rajiv Gandhi Proudyogiki Vishwavidyalaya(Technical University)

june 2008
mathematics III max marks 100

1)solve any five questions
2)each question carry equal marks
1.show that function eX(cosy=isiny)is an anaylitc function and find its derivative

2.use bessal formula to find value of y if x=3.75,given
x 2.5,3.0,3.5,4.0,4.5,5.0

y 24.125,22.043,20.223,18.645,17.234,16.544

3. find the nature of quadratic eqn form
x2+5y2+z2+2xy+2yz+6zx
and reduce it to cannonical form

4.by using newton raphson method find the roots of x4-x-10=0,
nearer to x=2 correct to 3 decimel places

5. solve equations yb gauss siedal method
27x+6y-z=85
6x+15y+2z=42
x+y-2z=101

6.define vector space
show that vectors (2,1,4),(1,1,2),(3,1,2) forms a basis R3

7.using regula fals imethod find a real root of the equation xlogx-1.2=0 correct up to 3 places
of decimals

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