Determine the missing numerator.
= 
A. 
B. 
C. 
D. 
Answer: D
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Find y '.y = (x2 - 4x + 2)(3x3 - x2 + 5)
A. 15x4 - 52x3 + 30x2 + 6x - 20 B. 15x4 - 48x3 + 30x2 + 6x - 20 C. 3x4 - 52x3 + 30x2 + 6x - 20 D. 3x4 - 48x3 + 30x2 + 6x - 20
Solve the problem.Jennifer has $791.75 in her savings account. If she withdraws 
, what is the new balance in her account?
A. $854.15 B. $853.75 C. $729.75 D. $729.35
Solve.Mike, Joe, and Bill are painting a fence. The painting can be finished if Mike and Joe work together for 4 hours and Bill works alone for 2 hours or if Mike and Joe work together for 2 hours and Bill works alone for 5 hours, or if Mike works alone for 6 hours, Joe works alone for 2 hours, and Bill works alone for 1 hour. How much time does it take for each man working alone to complete the painting?
A. Mike 8 hr, Joe 8 hr, Bill 16 hr B. Mike 16 hr, Joe 8 hr, Bill 8 hr C. Mike 12 hr, Joe 10 hr, Bill 10 hr D. Mike 8 hr, Joe 16 hr, Bill 8 hr
Solve the problem using Bayes' Theorem. Round the answer to the nearest hundredth, if necessary.For mutually exclusive events X1, X2, and X3, let P(X1) = 0.20, 
and 
Also, 
P(Y?X2) = 0.30, and P(Y?X3) = 0.60. Find P(X2?Y).
A. 0.65 B. 0.19 C. 0.48 D. 0.33