Graph the level curves in the first octant at heights of 
and 
for the given equation.y2+ z2= 16
A. 
B. 
C. 
D. 
Answer: C
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Simplify the expression. Assume that all variables are positive when they appear.
+ 3
+ 2
A. 19
B. 5
C. 5
D. 19
Solve the problem.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 and 2 man-hours to make one SST ring. How many of each type of ring should be made daily to maximize the company's profit, if the profit on a VIP ring is $40 and on an SST ring is $30?
A. 10 VIP and 14 SST B. 14 VIP and 10 SST C. 14 VIP and 14 SST D. 12 VIP and 12 SST
Solve the equation.
+ 5 = x
A. {9, 18} B. {2} C. {9} D. {2, 9}
Solve.If three times the smaller of two consecutive integers is added to four times the larger, the result is 46. Find the smaller integer.
A. 5 B. 6 C. 18 D. 7