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Write the following sets in set-builder (Rule Method) form :

B_{4 }= {8, 27, 64, 125, 216}

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#### Solution

B_{4 }= {8, 27, 64, 125, 216}

= {x : x = n3 ; n ∈ N and 2 ≤ n ≤ 6}

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PARALLELOGRAM

Consider the following sets A = {0, 3, 5, 8}, B = {2, 4, 6, 10} and C = {12, 14, 18, 20}

14 ∉ C

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