Please explain answers Consider the following sets: U = {pink, purple, red, blue

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Please explain answers

Consider the following sets: U = {pink, purple, red, blue, gray, orange, green, yellow, indigo, violet} A = {orange, purple, red, yellow} B = {blue, gray, orange} C = {pink, violet, red} Compute each of the following: A C = C B = B A = A B - C = A B = The records of 200 SNHU students show the following courses taken: 104 students took Latin 103 students took Greek 35 students took Sanskrit 46 students took Latin and Greek 24 students took Greek and Sanskrit 9 students took all 3 28 students took none of these languages How many students took only Greek? How many students took Latin and Sanskrit, but not Greek? Consider the sequence defined by an = n(n + 1)/2. Is this a recursive or explicit equation? Explain why. Using the formula, list the first 4 terms of the sequence (starting with n=1). Consider the sequence defined by a1 = 2 and an = 2 - an-1. Is this a recursive or explicit equation? Explain why. Using the formula, list the first 4 terms of the sequence (starting with n=1).

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https://dl.dropboxusercontent.com/u/20327748/set.pdf

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