Decide whether the expression has been simplified correctly.60x = 1
A. Not simplified correctly
B. Simplified correctly
Answer: A
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Find the value of the expression.
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A. 
B. 
C. 
D. 
Solve the problem.A ball is tossed upward. Its height after t seconds is given in the table. 
Find a quadratic function to model the data. Use the model to determine when the ball reaches its maximum height, as well as the value of the maximum height.
A. The ball never reaches a maximum height. B. The ball reaches a maximum height of 50 feet in 2.1 seconds. C. The ball reaches a maximum height of 40 feet in 1.5 seconds. D. The ball reaches a maximum height of 44.6 feet in 1.6 seconds.
State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.f(x) = -20x5 + ?x4 - 
A. Yes; degree 5 B. No; x4 has a non-integer coefficient C. Yes; degree 9 D. Yes; degree 10
Find f"(x) for the function.f(x) = 2x3/2 - 6x1/2
A. 1.5x-1/2 + 1.5x-3/2 B. 3x1/2 - 3x-1/2 C. 3x-1/2 + 3x-3/2 D. 1.5x1/2 + 1.5x-1/2