Test 2 Math 112 March 8, 2005
NAME 9:20, 10:20, 12:20
Circle your class time.
•PLEASE NOTE: You may use the table of integrals provided wherever it applies. You must
state the number of the formula that you are using as well as values for each symbol used in
the table entry (e.g. uand a).
•No calculator is allowed. Do not round off answers. If you get 10/6 as an answer, you should
leave your answer as 5/3. No decimal approximations, please.
•If you have any questions, please raise your hand and ask. The worst that will happen is that
I will say, “I can’t tell you.”
•Do the problems that you find easiest first. Take deep breaths between questions.
•There are 100 points on this exam, and you have 110 minutes.
•I hope you all do well. Good luck!
Question Points Points Earned
1 9
2 9
3 9
4 9
5 9
6 9
7 9
8 9
9 9
10 9
11 10
TOTAL 100
Trigonometric Product Formulas:
sin(A) sin(B) = 1
2[cos(A−B)−cos(A+B)]
cos(A) cos(B) = 1
2[cos(A−B) + cos(A+B)]
sin(A) cos(B) = 1
2[sin(A+B) + sin(A−B)]
