If possible, find the matrix product.Given A = [ -6 8 8]; and B = 
, find AB.
A. AB = 
B. AB = [118 166 -96]
C. AB = 
D. AB = 
Answer: B
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Solve the problem.An open, rectangular aquarium is to hold 6 ft3 of water. The bottom is to be made from granite and the sides from glass. If granite costs 7 times as much as glass, what dimensions should be chosen to minimize the cost? Ignore the thickness of the materials.
A. The dimensions of the bottom should be 
feet by 
feet and the height should be 
B. The dimensions of the bottom should be 
feet by 
feet and the height should be 
C. The dimensions of the bottom should be 
feet by 
feet and the height should be 
D. The dimensions of the bottom should be 
feet by 
feet and the height should be 
Angles are measured in units called ___________.
Fill in the blank(s) with the appropriate word(s).
Solve the problem.A life insurance company uses the following rate table for annual premiums for women for term life insurance. Use a graphing utility to fit an exponential function to the data. Predict the annual premium for a woman aged 70 years.
A. y = 0.0000398x4.06, $1233 B. y = 6.367e0.068x, $743 C. y = -9306.4 + 2516.3 ln (x), $1723 D. y = 8.94e0.068x, $1044
Write the described ratio in fractional notation in lowest terms.According to an organization's membership list, it has 2600 members who have children and 
who are childless. What is the ratio of members who have children to members who are childless?
A. 
B. 
C. 
D. 