Question: Question B please a not required. 3. Prove or disprove the following statements. (a) If x y is rational, then x and y are rational.

Question B please a not required.

3. Prove or disprove the following statements. (a) If x y is rational, then x and y are rational. (b) Suppose y2 = 4x + 2 for real numbers x and y. Then x and y are not both integers

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