Find a cofunction with the same value as the given expression.cos 
A. cos 
B. sin 
C. sin 
D. cos 
Answer: B
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Write the indicated event in set notation.The event that both prize winners are women in a competition in which two people are selected from four finalists to receive the first and second prizes. The prize winners will be selected by drawing names from a hat. The names of the four finalists are Jim, George, Helen, and Maggie. [The possible outcomes can be represented as follows.JGJHJMGJGHGMHJHGHMMJMGMHHere, for example, JG represents the outcome that Jim receives the first prize and George receives the second prize.]
A. 
B. 
C. 
D. 
Solve the problem.Use determinants to find the area of the triangle with vertices (1, 6), (4, 1), and (0, 0).
A. 12.5 B. 12.0 C. 11.5 D. 11.0
A package is pushed across a floor for a distance of 60 feet by exerting a force of 45 pounds downward at an angle of 
with the horizontal. How much work is done?
?
A. 
B. 
C. 
D. 
E. 
Convert the equation to Cartesian coordinates.r cos ? = 12
A. 12y = 1 B. 12x = 1 C. y = 12 D. x = 12