Evaluate the expression.
3
A. 
B. 3
C. 
D. 
Answer: C
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Solve the problem.Which of the following [A), B), C), or D)] is not a random experiment?
A. rolling a pair of dice B. selecting the numbers in the lottery C. tossing a coin D. drawing a card form a deck of cards E. all of these are random experiments.
Simplify. Assume that all variables represent positive numbers.
A. y
B. 
C. y7
D. y14
Use the graph of the function f to solve the inequality.f(x) < 0
A. [-5, 2] ? [6, ?) B. (6, ?) C. (-?, -5) ? (2, 6) D. (-5, 2) ? (6, ?)
A farmer is building a triangular fence. He has enough fencing for two sides of the fence. One side of the fence has length 5 feet, and the other side has length 12 feet. The amount of fencing needed for the third side is given by the fomula 
. Find the amount of fencing needed to be purchased by the farmer for the third side.
A. 13 feet B. 12 feet C. 5 feet D. 169 feet E. none of these