Question: HW4: Problem 13 Previous Problem Problem List Next Problem (5 points) Prove the following statement using a direct proof. If x and y are rational

HW4: Problem 13 Previous Problem Problem List Next Problem (5 points)

HW4: Problem 13 Previous Problem Problem List Next Problem (5 points) Prove the following statement using a direct proof. If x and y are rational numbers, then 4x + y2 is also a rational number

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