Solve quadratic equation by factoring.x2 + 5x - 84 = 0
A. -12, 1
B. 12, 7
C. -12, 7
D. 12, -7
Answer: C
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Solve.- 
k = 
A. 7 B. -4 C. 6 D. -1
Find f[g(x)] and g[f(x)].f(x) = 
; g(x) = 
A. f[g(x)] = 15x/8 ; g[f(x)] = 8x/15 B. f[g(x)] = 8x/15 ; g[f(x)] = 15x/8 C. f[g(x)] = 15/8x ; g[f(x)] = 8/15x D. f[g(x)] = 8/15x ; g[f(x)] = 15/8x
Solve the problem.Cindy has scores of 74, 81, 84, and 89 on her biology tests. Use a compound inequality to find the range of scores she can make on her final exam to receive a C in the course. The final exam counts as two tests, and a C is received if the course average is between 70 and 79.
A. 70 ? final score ? 79 B. 46 ? final score ? 73 C. 92 ? final score ? 146 D. 11 ? final score ? 33.5
Solve the problem.What is the maximum area that can be enclosed by 360 feet of fencing?
A. 16,200 sq ft B. 7200 sq ft C. 8100 sq ft D. 14,400 sq ft