Find the product.(3xy - 10)(9xy + 5)
A. 27x2y2 - 75xy - 75
B. 12x2y2 - 75xy - 50
C. 12x2y2 - 75xy - 75
D. 27x2y2 - 75xy - 50
Answer: D
Mathematics
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t2)k
A. ? = 9
B. ? = 
C. ? = 9
3/2
D. ? = 
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Find the length of the curve.The line segment r = 4 sec ?, 0 ? ? ? 
A. 4
B. 
C. 4 ln
D. 2(
+ ln(
+ 1))
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Use the table to find the probability.The following table contains data from a study of two airlines which fly to Small Town, USA.
If a flight is selected at random, find the probability that the flight will arrive on time.
A. 
B. 
C. 
D. None of the above is correct.
Mathematics
Solve the problem.A single die is rolled one time. Find the probability of rolling a number greater than 1 or less than 4.
A. 
B. 
C. 
D. 1
Mathematics