Solve the equation.
+ 
= -1
A. 
B. {1}
C. ?
D. {0}
Answer: C
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The line graph shows the costs of a 30-second television spot (in thousands of dollars) during the Super Bowl from 1995 to 2005.
Estimate the increase in the cost of a 30-second spot from the Super Bowl in 1998 to the Super Bowl in 2001.
A. 400 thousand dollars B. 1,600 thousand dollars C. 1,200 thousand dollars D. 1,440 thousand dollars E. 800 thousand dollars
Find the volume.Find the volume of the solid generated by revolving the region under the curve 
from 
to 
about the 
A. 5
B. 
?
C. 10?
D. 5?
Simplify the expression.cos 
tan 
sec ?
A. 1 B. sin ? - csc ? C. -1 D. -cos ? + sec ?
Solve the problem.The payoff matrix for a game is 
.(a) Determine the optimal strategy for R.(b) Determine the optimal strategy for C.(c) Whom does the game favor?
What will be an ideal response?