Simplify the expression.x ? x12
A. 2x13
B. x12
C. x13
D. 2x12
Answer: C
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Use limit methods to determine which of the two given functions grows faster or state that they have comparable growth rates. ln x; ln x26
A. ln x26 B. ln x C. Comparable rates
Solve the problem.Junior high classes of 30 students each met in the cafeteria to take achievement tests. If exactly 6 students sat at each table and 30 tables were used, how many classes took the tests?
A. 6 classes B. 9 classes C. 8 classes D. 19 classes
Solve the problem.Joe has traveled 
of his total trip. He has traveled 864 miles so far. How many more miles does he have to travel?
A. none of these
B. 144 miles
C. 123
miles
D. 1008 miles
Solve the equation by completing the square.x2 + 10x = -16
A. {-2, -8} B. {2, 8} C. {2, -8} D. {-2, 8}