Factor, if possible.-72 + 17x - x2
A. -(x - 9)(x - 8)
B. -(x + 9)(x + 8)
C. (x - 9)(x - 8)
D. -(x - 9)(x + 8)
Answer: A
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Find all square roots of the number.1849
A. 86, -86 B. 43, -43 C. 44, -44 D. 45, -45
Solve the problem.Awards are to be presented to seven people: Jeff, Karen, Lyle, Maria, Norm, Olivia, and Paul. How many different orders are possible for the awards if Maria and Olivia must be next to each other?
A. 1220 B. 1680 C. 1440 D. 720
Solve the problem.Jill is 13.5 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 2.5 kilometers per hour. They meet in 3 hours. How fast is Joe walking?
A. 4 kilometers per hour B. 2.5 kilometers per hour C. 3 kilometers per hour D. 2 kilometers per hour
Solve the problem.The long jump record, in feet, at a particular school can be modeled by 
where x is the number of years since records began to be kept at the school. What is the record for the long jump 
after record started being kept? Round your answer to the nearest tenth.
A. 22.1 ft B. 23.0 ft C. 22.6 ft D. 21.3 ft