Find the ordered pair for the vertex.f(x) = -(x + 5)2 + 8
A. (-5, 8)
B. (8, -25)
C. (8, -5)
D. (-8, 5)
Answer: A
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Express as a product of prime factors.231
A. 21 ? 11 B. 3 ? 7 ? 11 C. 72 ? 3 D. 32 ? 11
Find the following using a calculator. Round to four decimal places.log 94
A. 1.9731 B. 4.5433 C. 5.0433 D. 1.4731
Solve the problem.In order to receive a B in a course, it is necessary to get an average of 80% correct on two one-hour exams of 100 points each, on one midterm exam of 200 points, and on one final exam of 500 points. If a student scores 92, and 84 on the one-hour exams, and 148 on the midterm exam, what is the minimum score on the final exam that the person can get and still earn a B?
A. 306 B. 396 C. 576 D. 441
Simplify where possible. Then solve the equation.
w + 3w = 7 - 49
A. w = 
B. w = 21
C. w = 2
D. w = 