Question

Write (3, 6, 9, 12, 15, ...) in set builder form.
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Answer 1

Answer:

Solution : Clearly, E={3×1,3×2,3×2,3×3,3×4,3×5,3×6}. E={x:x=3n, where n∈Nand1≤n≤6}.

Step-by-step explanation:

Thus, in the set -builder form, we write it as

E={x:x=3n, where n∈Nand1≤n≤6}.

Answer 2

Answer:

X= {x/x=3n,n=N}

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