Mathematics · Relations
Let A = {1, 2, 3 ... 100} and R be a relation on A such that R = {(a, b): a = 2b + 1}. Let (a1, a2), (a2, a3), (a3, a4), ... (ak, ak+1) be a sequence of k elements of R. Then the largest integer k, for which such a sequence exists, is equal to:
- 16
- 25✓
- 38
- 47
Correct answer
5
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