Find the difference.
A. 55
B. -55
C. 23
D. 24
E. -23
Answer: A
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The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = 8t2 + 4t + 5, 0 ? t ? 2Find the body's speed and acceleration at the end of the time interval.
A. 20 m/sec, 2 m/sec2 B. 41 m/sec, 16 m/sec2 C. 36 m/sec, 16 m/sec2 D. 36 m/sec, 32 m/sec2
Sketch an angle ? in standard position such that ? has the least positive measure and the given point is on the terminal side of ?.(-5, 3) 
A. 
B. 
C. 
D. 
Perform the indicated operation and express in lowest terms.
- 
A. 
B. 
C. 
D. 
Solve the problem.The graph shows an idealized linear relationship for the average monthly payments (in dollars) to retirees from 2000 through 2004. Use the midpoint formula to estimate the payment for 2002. Average Monthly Payments to Retirees 
a = $452; b = $496
A. $500 B. $22 C. $496 D. $474