Find the common difference, d, for the arithmetic sequence.18, 14, 10, 6, . . .
A. 4
B. -6
C. -4
D. -12
Answer: C
Mathematics
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Verify the identity.
+ 
= 2 csc x
What will be an ideal response?
Mathematics
The following graph shows the populations of the metropolitan areas of City X and City Y over six years. 
At the time when the populations of the two metropolitan areas were equal, what was the approximate population of each area?
A. about 0.95 million B. about 0.87 million C. about 0.92 million D. about 1.03 million
Mathematics
Calculate the simple interest and the final balance. Round to the nearest cent, if necessary.
A. Interest: $742; Final Balance: $1342 B. Interest: $720; Final Balance: $1320 C. Interest: $710; Final Balance: $1310 D. Interest: $736; Final Balance: $1336
Mathematics
Find the distance between P and Q.P(-4, 5), Q(-9, 17)
A. 14 B. 169 C. 13 D. 26
Mathematics