Find the sum of the sequence.
A. 84
B. 54
C. 42
D. 30
Answer: A
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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
Find the limit, if it exists.
A. 1.73205081 B. -1.7320508 C. 0 D. Does not exist
Solve by the quadratic formula. If there are no real roots, say so.x2 = 7 - 4x
A. -2 ± 
B. -2 ± 2
C. 2 + 
D. -1 ± 
Provide an appropriate response.The number of loaves of whole wheat bread left on the shelf of a local quick stop at closing (denoted by the random variable X) varies from day to day. Past records show that the probability distribution of X is as shown in the following table. Find the probability that there will be at least three loaves left over at the end of any given day. 
A. 0.20 B. 0.65 C. 0.35 D. 0.15