Solve.
+ 
= 15
A. 
B. 1
C. 
D. No solution
Answer: B
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Solve the rational inequality. Write the solution set using interval notation; then graph the solution set on a number line.
? 4x
A. [7, ?)
B. (-?, 0] ? [5, 7)
C. (-?, 5] ? [7, ?)
D. [0, 5] ? [7, ?)
Find the domain and graph the function.g(x) = -1 + 2x - x2
A. D: (-?, ?)
B. D: (-?, ?)
C. D: (-?, 0]
D. D: (-?, ?)
The Acme Class Ring Company designs and sells two types of rings: the VIP and the SST. They can produce up to 24 rings each day using up to 60 total man-hours of labor. It takes 3 man-hours to make one VIP ring, versus 2 man-hours to make one SST ring.How many of each type of ring should be made daily in order to maximize the company's profit, if the profit on a VIP ring is $40 and the profit on an SST ring is $30?
A. 12 VIP and 12 SST B. 10 VIP and 14 SST C. 14 VIP and 14 SST D. 14 VIP and 10 SST
Find the indicated intersection or union.{v, w, x, y, z} ? {q, s, y, z}
A. {q, s, v, w, x, y, z} B. {q, s, u, v, w, x, y} C. {s, u, v, w, x, z} D. {s, u, w}