Factor.x13 - 28x4
A. x9(x4 - 28)
B. x4(x9 - 28)
C. 28x4(x9 - 1)
D. x4(x9 - 28x)
Answer: B
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Perform the indicated operation.
A. x + 3
B. x + 2 + 
C. 
D. x + 2 - 
Scores in golf can be 0 (also called par), a positive integer (also called above par) or a negative integer (also called below par). Below are the scores of some members of a college golf team in a recent tournament. 
Find the average of the scores for Alice, Chris, Dan and Emeril. Represent the answer as an integer.
A. -3 B. -6 C. 6 D. 0
Find the sum.11 + (-14)
A. 3 B. 25 C. -25 D. -3
Suppose that y is directly proportional to x. Use the given information to find the constant of proportionality k. Then use y = kx to find y for the given value of x.y = 19.6 when x = 7;
Find y given x = 10.
A. k = 137.2; y = 
B. k = 2.8; y = 28
C. k = 2.8; y = 30
D. k = 3; y = 28