Which of the following cannot be written as a ratio of integers with a nonzero denominator Answers:
A. a whole number
B. an integer
C. none of these
D. a rational number

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.