Simplify.(-3)2 - 72
A. 40
B. -40
C. 58
D. -20
Answer: B
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Find the mean, median, and mode. Round to the nearest tenth when necessary.Given these box weights: 2, 3, 6, 9
A. 4.5, 4.5, 6 B. 3.7, 4.5, none C. 5, 4.5, 3 D. 5, 4.5, none
Write the indicated event in set notation.The event that both prize winners are women in a competition in which two people are selected from four finalists to receive the first and second prizes. The prize winners will be selected by drawing names from a hat. The names of the four finalists are Jim, George, Helen, and Maggie. [The possible outcomes can be represented as follows.JGJHJMGJGHGMHJHGHMMJMGMHHere, for example, JG represents the outcome that Jim receives the first prize and George receives the second prize.]
A. 
B. 
C. 
D. 
An amount P, invested at a simple interest rate r, will grow to an amount A in t years, according to the formula A = P ( 1 + r t ). Suppose a man invested some money at 5%. If after 5 years, he had $6,562.50 on deposit, what amount did he originally invest? Round your answer to the nearest integer.
A. P = $5,100 B. P = $5,050 C. P = $5,250 D. P = $5,350
Solve the equation.log4(x + 4) = 2 + log4(x - 4)
A. 
B. 
C. 
D. 