Use the graph of f to determine the intervals where f is increasing and where f is decreasing.
A. increasing: [0, ?); decreasing: (-?, 0]
B. increasing: (-?, 1] ? [2, ?); decreasing: [1, 2]
C. increasing: [2, ?); decreasing: (-?, 2]
D. increasing: [0, 3]; decreasing: (-?, 0] ? [3, ?)
Answer: D
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Use the graph of f(x) to solve the inequality.f(x) > 0
A. -1 < x < 0 or x > 1 B. 1 < x < 2 C. x < -1 or 0 < x < 1 D. -1 < x < 0 or 1 < x < 2
Solve each problem.Momma's ice cream shop sells three types of ice cream: soft-serve, chunky, and nonfat. Location I sells 11 gal of soft-serve, 100 gal of chunky, and 30 gal of nonfat ice cream each day. Location II sells 25 gal of soft-serve and Location III sells 60 gal of soft-serve each day. Daily sales of chunky ice cream are 90 gal at Location II and 120 gal at Location III. At Location II, 21 gal of nonfat are sold each day, and 40 gal of nonfat are sold each day at Location III. Write a 3 × 3 matrix that shows the sales figures for the three locations, with the rows representing the three locations.
A. 
B. 
C. 
D. 
Convert the angle to decimal degree notation. Round your answer to two decimal places.87°5'20''
A. 87.10° B. 87.15° C. 87.05° D. 87.09°
Solve.A piece of cheese weighing 
lb is to be divided into 4 equal portions. What will be the weight of each portion?
A. 
lb
B. 
lb
C. 
lb
D. 18 lb