Find the derivative.y = 10x-2 - 2x3 + 17x
A. -20x-3 - 6x2
B. -20x-3 - 6x2 + 17
C. -20x-1 - 6x2 + 17
D. -20x-1 - 6x2
Answer: B
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Use the given figure to find its area in square units.
A. 6 square units B. 9 square units C. 3 square units D. 4.5 square units
Solve the problem.A ball is thrown upward with an initial velocity of 21 meters per second from a cliff that is 
high. The height of the ball is given by the quadratic equation 
where h is in meters and t is the time in seconds since the ball was thrown. Find the time that the ball will be 30 meters from the ground. Round your answer to the nearest tenth of a second.
A. 7.6 seconds B. 7.5 seconds C. 7.0 seconds D. 6.9 seconds
Check the answer. If incorrect, give the correct answer.
A. Correct B. Incorrect; should be 460 R7 C. Incorrect; should be 459 R6 D. Incorrect; should be 461 R8
Graph the function y = g(x), given the graph of y = f(x). g(x) = 2f(x)
A. 
B. 
C. 
D. 