Solve the problem.A coin is tossed upward from a balcony 
high with an initial velocity of 
During what interval of time will the coin be at a height of at least 
(h = -16t2 + v0t + h0.)
A. 0 ? t ? 1
B. 3 ? t ? 6
C. 0 ? t ? 3
D. 2 ? t ? 3
Answer: C
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Solve the problem.Find C(x) if C'(x) = 
and C(9) = 40.
A. C(x) = 2x3/2 + 22
B. C(x) = 
x3/2 + 31
C. C(x) = 
x3/2 + 22
D. C(x) = 2x3/2 + 31
Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = ex+y
A. Domain: all points in the x-y plane; range: all real numbers; level curves: lines x + y = c B. Domain: all points in the first quadrant of the x-y plane; range: real numbers z > 0; level curves: lines x + y = c C. Domain: all points in the first quadrant of the x-y plane; range: all real numbers; level curves: lines x + y = c D. Domain: all points in the x-y plane; range: real numbers z > 0; level curves: lines x + y = c
Fill in the blank with one of the words or phrases listed below.
In a mathematical statement, 
usually means "multiplication."
A. amount B. percent C. of D. is
Provide an appropriate response.In a raffle 1000 tickets are being sold at $1.00 each. The first prize is $100, and there are 3 second prizes fo $50 each. By how much does the price of a ticket exceed its expected value?
A. $1.00 B. $0.75 C. $1.75 D. $50