Solve the problem.Experience shows that a ski lodge will be full (198 guests) if there is a heavy snow fall in December, while only partially full (94 guests) with a light snow fall. What is the expected number of guests if the probability for a heavy snow fall is .40?
A. 118.8
B. 156.4
C. 79.2
D. 135.6
Answer: D
Mathematics
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A. Can't be simplified B. 12x18 C. 10x8 + 2x2 D. 12x2
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Find the additive inverse of the number.8.4
A. -8.4 B. 4.8 C. 8.4 D. -4.8
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Find the derivative of the function.y = 9 ln sin2 8x
A. 
B. 144 cot 8x
C. 16 tan 8x
D. 
Mathematics
Determine whether function is one-to-one.
A. Yes B. No
Mathematics