Determine the difference quotient 
(h ? 0) for the function f. Simplify completely.f(x) = 9x2 + 15x - 13
A. 18x + 15 + 9h
B. 18x + 15
C. 9x + 6 + 18h
D. 18xh + 15h + 15h2
Answer: A
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over the given region.
over the cube in the first octant bounded by the coordinate planes and the planes 
, 
, 
A. 
B. 
C. 
D. 
Evaluate the exponential expression.105 ? 40
A. 60,000,000 B. 40,000 C. 4,000,000 D. 600,000
Make the following length or weight conversion between the U.S. and the metric system.5.3 meters to inches (Round to the nearest tenth.)
A. 13.5 in. B. 208.7 in. C. 190.8 in. D. 5.8 in.
Solve the problem.Two cars leave an intersection. One car travels north; the other east. When the car traveling north had gone 9 miles, the distance between the cars was 3 miles more than the distance traveled by the car heading east. How far had the eastbound car traveled?
A. 18 mi B. 9 mi C. 15 mi D. 12 mi