Use the limit process to find the area of the region between 
and thex-axis on the interval [1, 8]. Round your answer upto 1 decimal places.
A. 
B. ?
C. ?
D. ?
E. ?
Answer: A
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Evaluate the expression.[-(-5)]3
A. 125 B. -125
Solve the problem.The work W (in joules) done by a force F (in newtons) moving an object through a distance x (in meters) is given by 
Find a formula for W, if 
and k is a constant.
A. W = 
+ C
B. W = k + C
C. W = 
+ C
D. W = kx2 + C
Solve the problem.Jim drove 86 miles in 2 hours. If he can keep the same pace, how long will it take him to drive 559 miles?
A. 23 hr B. 13 hr C. 172 hr D. 26 hr
Solve the problem.Suppose that an insect population density, in thousands, during year n can be modeled by the recursively defined sequence: 
.Use technology to graph the sequence for n = 1, 2, 3, . . . , 20 . Describe what happens to the population density function.
A. The insect population stabilizes near 11.65 thousand. B. The insect population stabilizes near 12.58 thousand. C. The insect population increases every year. D. The insect population stabilizes near 8.45 thousand.