Question 1.
Consider the function f(x) = 3x, on the interval [O,10]. Using the left-hand end point of each
subinterval and n = 10, calculate the Riemann sum of f
[8]
Question 2.
Eva!uate each of the following integrals
a) / ( 1 - ~) cos (x - ln x) dx
[7]
b)
3
l{o
1
J3=x
dx
[9]
Jc) J4 - x2 dx
[12]
lfx d)
ecosx sin(2x) dx.
[13]
Question 3.
Approximate the following integral using the Trapezoid Rule with n = 4.
{2-;r
lo sin 2x dx
[9]
Question 4.
Determine the volume of the solid obtained by rotating the portion of the region bounded by
y = ijx and y = that lies in the first quadrant, about the y-axis, using the disk method.
[9]
Question 5.
Use the Simpson's rule with n = 4 to approximate the arclength of the graph of y = x2 + x + 3
from A(-2, 5) to B(2, 9).
[12]
Question 6.
Find the nth partial sum of the following series, and hence determine the sum of the series, if it
converges.
(1 1) 00
I: 3i - 3i+l
i=l
[9]
1