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Question
Given that N = {1, 2, 3, ..., 100}, then write the subset B of N, whose element are represented by x + 2, where x ∈ N.
Solution
B = {y | y = x + 2, x ∈ N}
So, for 1 ∈ N, y = 1 + 2 = 3
2 ∈ N, y = 2 + 2 = 4,
And so on.
Therefore, B = {3, 4, 5, 6, ..., 100}
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