Evaluate the integral.
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.Find the inflection points (if any) on the graph of the function and the coordinates of the points on the graph where the function has a local maximum or local minimum value. Then graph the function in a region large enough to show all these points simultaneously. Add to your picture the graphs of the function's first and second derivatives.y = x3 - 15x2
What will be an ideal response?
Solve the problem.In the study of alternating electric current, capacitive voltage is given by 
, where f is the number of cycles per second, i is the maximum current, and t is the time in seconds. Solve the equation for t.
A. t = 2?f cos 
B. t = 2?f arccos 
C. t = 
arccos 
D. t = 
arccos 
Find the greatest common factor, GCF, of the expressions.351x3, 117x9
A. 351x3 B. 117x6 C. 117x3 D. 39x6
A stone is thrown straight up from the roof of an 48-ft building. The distance (in feet) of the stone from the ground at any time t (in seconds) is given by 
.
?Sketch the graph ofh. When is the stone rising, and when is it falling? If the stone were to miss the building, when would it hit the ground?
?
A. ?
Rising in the time interval (0, 1);
falling in the time interval (1, 3);
when t = 3 sec
B. ?
Rising in the time interval (0, 1);
falling in the time interval (1, 3);
when t = 3 sec
C. ?
Rising in the time interval (3, -1);
falling in the time interval (-1, 1);
when t = 1 sec