Solve.How many ways can a president, vice-president, secretary, and treasurer be chosen from a club with 9 members?
A. 36
B. 24
C. 126
D. 3024
Answer: D
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Find the derivative of y with respect to x, t, or ?, as appropriate.y = 
A. 
B. 
C. 
D. 
Solve the system using Gaussian elimination.
?
?
Please enter your answer in the form x = , y = , z = .
What will be an ideal response?
Solve the problem.The distance in miles that can be seen from above the surface of the ocean is given by d = 1.4
where h is the height in feet above the surface of the water. How many feet above the water would a pirate have to climb to see 16 mi? Round your answer to the nearest foot.
A. 6 ft B. 500 ft C. 131 ft D. 66 ft
Solve the problem.The formula for the volume of a pyramid is V = 
?wh. Use this formula to find the height of a pyramid with a volume of 90 in.3, a width of 6 in., and a length of 9 in.
A. 15 in.
B. 
in.
C. 1,620 in.
D. 5 in.