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Question
Describe the following set in Set-Builder form
`{1/2, 2/5, 3/10, 4/17, 5/26, 6/37, 7/50}`
Solution
Let C = `{1/2, 2/5, 3/10, 4/17, 5/26, 6/37, 7/50}`
∴ C = `{x//x = "n"/("n"^2 + 1), "n" ∈ "N", "n" ≤ 7}`
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