Question: Write the power set of each set in roster notation. a) {a} b) {1, 2} ------------------------------------ (c) What is the cardinality of P({1, 2, 3,

Write the power set of each set in roster notation.

a) {a}

b) {1, 2}

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(c) What is the cardinality of P({1, 2, 3, 4, 5, 6})?

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(d) Let X = {a, b, c, d}. What is { A: A P(X) and |A| = 2 }?

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