Estimate the product by rounding as indicated.(64.73)(18.23); Round each factor to one nonzero digit.
A. 1200
B. 120
C. 2000
D. 1210
Answer: A
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Solve the problem.Find parametric equations for the normal line to the surface 
at the point 
A. 
B. 
C. 
D. 
Find the expected value.Experience shows that a ski lodge will be full (162 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 for a heavy snow fall is .40? Assume that heavy snowfall and light snowfall are the only two possibilities.
A. 97.2 B. 129.2 C. 64.8 D. 112.8
Solve the problem.The number of bacteria growing in an incubation culture is given by 
where x is time in days. Find the number of bacteria when x = 0 and x = 5.
A. 2300, 62,100 B. 2300, 34,500 C. 2300, 558,900 D. 6900, 558,900
Find g' (x) by evaluating the integral using Part 2 of the Fundamental Theorem and then differentiating.
