Solve the problem.From 9 names on a ballot, a committee of 4 will be elected to attend a political national convention. How many different committees are possible?
A. 126
B. 15,120
C. 1512
D. 3024
Answer: A
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Rewrite the trigonometric expression as an algebraic expression involving the variable u. Assume that 
and that the value of the "inner" inverse trigonometric expression represents an angle ? such that 
csc (tan-1 u)
A. 
B. 
C. 
D. 
Use the Pythagorean theorem to find the unknown side of the right triangle.
A. 10
B. 5
C. 25
D. 35
The following graph shows the monthly sales for Big "D" Sales during 2000 and 2001. Use the graph to solve the problem.
What was the increase in sales between month 5 and month 6 of 2001?
A. $800 B. $4 C. $4000 D. $8000
Solve the problem.The table lists the distance traveled by a falling object, where t is the elapsed time in seconds and d is the distance in meters.
Find a quadratic function that fits the data and use it to find the distance traveled after 6 seconds.
A. 576 meters B. 864.36 meters C. 176.4 meters D. 144 meters