Determine the approximate area of the given circle, using 3.14 for ?. Round the answer to the nearest hundredth.
A. 1962.5 mi2
B. 7850 mi2
C. 157 mi2
D. 314 mi2
Answer: A
Mathematics
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Evaluate the improper integral or state that it is divergent. 
A. - 
B. 
C. 0
D. -9
Mathematics
Write a formula for the general term (the nth term) of the arithmetic sequence. Then use the formula for an to find a20, the 20th term of the sequence.14, 8 , 2, -4, . . .
A. an = 6n - 20; a20 = 100 B. an = -6n + 14; a20 = -106 C. an = 6n - 14; a20 = 106 D. an = -6n + 20; a20 = -100
Mathematics
Determine whether the given function is exponential or not. If it is exponential, identify the value of the base a.
A. Not exponential B. Exponential; a = 9 C. Exponential; a = 2 D. Exponential; a = 7
Mathematics
Find the LCD of the list of fractions.
, 
, 
A. 180 B. 36 C. 90 D. 60
Mathematics