Question: Please solve this 2 questions with discrete math. Problem 11. Let :r be a real number. Then :13 = 1 if and only if 133

Please solve this 2 questions with discrete math.

Please solve this 2 questions with discrete math. Problem 11. Let :r

Problem 11. Let :r be a real number. Then :13 = 1 if and only if 133 3:132 + 45." 2 = 0. Problem 12. An integer n is even if and only,r if n2 is even

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