Free Practice Question
PS · Problem Solving
705-805
Arithmetic
Z is the set of the first n positive odd numbers, where n is a positive integer. Given that n > k, where k is also a positive integer, x is the maximum value of the sum of k distinct members of Z, and y is the minimum value of the sum of k distinct members of Z, what is x + y?
Answer Choices
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kn
B
kn + k^2
C
kn + 2k^2
D
2kn – k^2
E
2kn
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Difficulty
705-805
Type
PS
Category