Solve the problem.The population p, in thousands, of one town can be approximated by 
where d is the number of years since 1985. Estimate the population of the town in the year 1990.
A. About 13,000
B. About 21,000
C. About 17,000
D. About 13
Answer: A
Mathematics
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Evaluate the integral.
dx
A. 3
+ 1
B. 
C. x
+ 1 + C
D. 3
+ 1 - 1
Mathematics
Solve.2x2 + y2 = 53x2 - y2 = 5
A. (
, -1), (
, 1)
B. (-
, 1), (
, 1)
C. (-
, -i), (-
, i), (
, -i), (
, i)
D. (-
, -1), (-
, 1), (
, -1), (
, 1)
Mathematics
Determine if the relation is a function.Tips earned by servers at a restaurant one evening:
A. It is a function. B. It is not a function.
Mathematics
Give the amplitude or period as requested.Amplitude of y = 2 sin 
x
A. 2
B. 
C. 
D. 6?
Mathematics