Simplify the complex fraction completely.

A. 21
B.
C.
D.


Answer: A

Mathematics

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By calculating an appropriate number of terms, determine if the series converges or diverges. If it converges, find the limit L and the smallest integer N such that  for  otherwise indicate divergence.an = n tan 

A. L = 0, N = 28 B. L = 1, N = 28 C. L = 1, N = 6 D. diverges

Mathematics

A bottle of white wine at room temperature (68°F) is placed in a refrigerator at 3 P.M. Its temperature after t hours is changing at the rate of -18e-0.6t °F/hr. ?  By how many degrees will the temperature of the wine have dropped by 12 P.M.? Please round your answer to one decimal place. ? 

A. 27.8°F B. 33.1°F C. 29.9°F D. 28.6°F

Mathematics

Solve the problem.Suppose that P(A) = 0.22 and P(B) = 0.36, find P(A ? B) if A and B are mutually exclusive.

A. 0 B. 0.5008 C. 0.0792 D. 0.58

Mathematics

Rationalize the denominator.

A.
B.
C.
D.

Mathematics