Simplify the expression. Write the answer using only positive exponents. Assume that all variables represent positive real numbers.(4x-5y8z)4(4x-3y7z)-5
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.Experience shows that a ski lodge will be full (177 guests) if there is a heavy snow fall in December, while only partially full (80 guests) with a light snow fall. What is the expected number of guests if the probability of a heavy snow fall is .40?
A. 138.2 B. 106.2 C. 70.8 D. 118.8
Mathematics
Calculate the 5-unit moving average of the given function.
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?
A. 
B. 
C. 
D. 
E. 
Mathematics
Evaluate the integral.
A. 
[(4x + 6)3/2 - (4x + 3)3/2 ]
B. 
[(4x + 6)3/2 - (4x + 3)3/2 ]
C. 
[(24 +y)3/2 - (12 + y)3/2 ]
D. 
[(24 +y)3/2 - (12 + y)3/2 ]
Mathematics
Find area of figure. Round to the nearest hundredth if necessary.
(Use 3.1 4 for ? .)
A. 178.24 cm2 B. 177.12 cm2 C. Not enough data D. 153.12 cm2
Mathematics