Multiply and simplify.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Evaluate.-32 ÷ (-8)
A. 4 B. -4 C. 5 D. -5
Mathematics
Find a formula for the nth term of the sequence.0, 2, 0, 2, 0 (alternating 0's and 2's)
A. an = 1 - (-1)n B. an = 1 + (-1)n+1 C. an = 1 + (-1)n D. an = 1 + (-1)n-1
Mathematics
Evaluate the integral.
A. 
ln
- 
ln
+ C
B. 
ln
+ 
ln
+ 
tan-1(et) + C
C. 
ln
- 
ln
+ 
tan-1(et) + C
D. 
ln
- 
ln
+ 
tan-1 t + C
Mathematics
Refer to the weighted voting system 
and the Banzhaf definition of power. (The four players are P1, P2, P3, and P4.)Which players in the coalition {P1, P3, P4} are critical?
A. P1 only B. All three players C. P1 and P3 only D. None of the players E. none of these
Mathematics