Part IV
Answer all questions in this part. Each correct answer will receive 6 credits. Clearly indicate the
necessary steps, including appropriate formula substitutions, diagrams, graphs, charts, etc. For all
questions in this part, a correct numerical answer with no work shown will receive only 1 credit. [
]
12
33 Perform the indicated operations and simplify completely:
2
−
−
2
−
x
9
5
x
x
x
4
•
÷
− −
−
+
2
−
2
2
16
x
5
x
x
x
12
x
8
x
[20]
Math. B – Jan. ’07