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6 Questions in Exam 1 - Calculus II | MATH 121, Exams of Calculus

Material Type: Exam; Professor: Joyce; Class: CALCULUS II; Subject: Mathematics; University: Clark University; Term: Spring 2005;

Typology: Exams

Pre 2010

Uploaded on 08/07/2009

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Calculus II Math 121 Spring 2005
Test #1 Name: (print neatly)
Instructor: (sign)
This exam is CLOSED NOTES and CLOSED BOOK. There are NO CALCULATORS allowed. To get
full credit you must show all work neatly in the space provided on the test paper.
1. [10 pts each] Compute the following integrals:
a. Z5x23 + x+1
2xdx
b. Zx2sin(3 x3)dx
c. Zsin(t)(cos2(t) + 1) dt
1 of 6
pf3
pf4
pf5

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Calculus II – Math 121 Spring 2005

Test #1 Name: (print neatly) Instructor: (sign)

This exam is CLOSED NOTES and CLOSED BOOK. There are NO CALCULATORS allowed. To get full credit you must show all work neatly in the space provided on the test paper.

  1. [10 pts each] Compute the following integrals:

a.

∫ 5 x^2 − 3 +

x +

x

dx

b.

∫ x^2 sin(3 − x^3 ) dx

c.

∫ sin(t)(cos^2 (t) + 1) dt

d.

∫ (^2) 0

x −

2 dx

e.

∫ (^2) 1

t − t−^1 t^4

dt

f.

∫ sec^2 (θ + π) dθ

  1. [8 pts] The function f (x) is drawn below. Let P be the partition

P =

{ − 1 , −

} .

6

° ° ° ° ° °

°°

J J J J J J J J J J J

y

x

a. On the graph of f (x) above, draw the rectangles corresponding to Lf (P ).

b. Suppose Q = {− 1 , 0 , 1 , 2 , 4 }, What is Uf (Q)?

c. Order the following numbers from smallest to largest: Uf (Q), Lf (Q), Uf (P ), Lf (P ), and

∫ (^4)

− 1

f (x) dx.

  1. [8 pts] Suppose f (x) is a continuous function defined on [1, 3] with − 1 < f (x) < 2.

a. Show that it must be true that

∫ (^2)

1

3 + f (x) + 2[f (x)]^2 dx < 30.

b. Give an example of to show that it may be true that

∫ (^2)

1

3 + f (x) + 2[f (x)]^2 dx > 10.