Evaluate the integral.
A. 8
B. 24
C. 48
D. 72
Answer: B
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Solve the problem.The Smith family is planning a 517-mile trip. If they travel at an average speed of 47 miles per hour, what will be their travel time? (Use d = rt)
A. 13 hr. B. 11 hr. C. 12 hr. D. 10 hr.
Express the number in scientific notation.4,200,000,000,000
A. 4.2 × 1012 B. 4.2 × 10-12 C. 4.2 × 10-9 D. 4.2 × 109
Find a formula for the nth term of the sequence.The sequence 0, 2, 0, 2, 0, . . . (alternating 0's and 2's)
A. an = 1 + (-1)n+1 B. an = 1 + (-1)n C. an = 1 + (-1)n-1 D. an = 1 - (-1)n
Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) = 
between x = 2 and x = 6 using the "midpoint rule" with two rectangles of equal width.
A. 
B. 
C. 
D. 