Decide whether the following is an expression or an equation. If it is an expression, simplify it. If it is an equation, solve it.
A. Equation; 2
B. Equation; 4
C. Expression; 
D. Expression; 
Answer: D
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Determine the logarithm in base 10 of the given number to four decimal places.87
A. 1.9395 B. 1.4395 C. 4.9659 D. 4.4659
Write the corresponding augmented matrix for the system.
A. 
B. 
C. 
D. 
Use a system of equations to solve problem.The following table shows the per capita cumquat consumption, in pounds, in the Virgin Islands in 3 recent years. Cumquat consumption
Find a function of the form f(x) = ax2 + bx + c that fits this data. Then, using this function, what would you predict the per capita cumquat consumption to be in 1999?
A. f(x) = 0.3x2 + 0.8x + 12.8; 73.9 pounds B. f(x) = 0.3x2 + 0.8x + 13.9; 75 pounds C. f(x) = 0.3x2 + 0.8x + 10.1; 71.2 pounds D. f(x) = 0.3x2 + 0.8x + 12.4; 73.5 pounds
Find the median for the set of numbers.2, 5, 18, 23, 42, 45, 46
A. 42 B. 18 C. 26 D. 23