Find the derivative of the function.y = 6 ln sin2 9x
A. 
B. 108 cot 9x
C. 18 tan 9x
D. 
Answer: B
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Evaluate the improper integral or state that it is divergent.
A. 1.6667 B. Divergent C. 1.3333 D. 2.6667
Determine if the statement is a proportion.I. 
II. 
A. I is a proportion, II is not a proportion. B. I is not a proportion, II is a proportion. C. I and II are both proportions. D. Neither I nor II are proportions.
If M (2,3) is the midpoint of the line segment AB, and if A has coordinates (6,8), find the coordinates of B.
What will be an ideal response?
Use a formula to solve the problem.A pie-shaped (triangular) lake-front lot has a perimeter of 1600 feet. One side is 100 feet longer than the shortest side, while the third side is 300 feet longer than the shortest side. Find the lengths of all three sides.
A. 400 ft, 500 ft, 700 ft B. 500 ft, 500 ft, 500 ft C. 100 ft, 200 ft, 300 ft D. 500 ft, 600 ft, 800 ft