If an average-sized man jumps from an airplane with an open parachute, his downward velocity 
seconds into the fall is
feet per second.
?
A. Find the average rate of change in velocity from 
to 
.B. Find the average rate of change from 
to 
.C. What do your answers from parts A and B tell you about how velocity increases with time?D. What is the limiting value for velocity?
What will be an ideal response?
A. 3.20 feet per second per second?B. 0.03 feet per second per second?C. Velocity increases rapidly at first, but the rate of increase slows with time.?D. 20 feet per second
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)2
A. 83 - 18
B. 83 + 
C. 83 + 18
D. 81 - 
Solve the problem.A machine part must be of diameter 
inch to work properly. The diameter can deviate no more than 0.1 inch above or below this value. A sample from the manufacturer measured 0.50 inch. Is this within the allowed tolerance?
A. Yes B. No
Solve the problem.The velocity of a fluid flowing out of a tank through a small opening d ft below the surface is given by the expression 
. Simplify the expression.
A. 
B. 
C. 
D. 
Solve by the most appropriate method.5x2 + 12x + 1 = 0
A. 
B. 
C. 
D. 