Q2Short answerExercise 1.2
Let x be rational and y be irrational. Is xy necessarily irrational? Justify your answer by an example.
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No. 0 × 2 = 0 which is not irrational . 2 p
Let x be rational and y be irrational. Is xy necessarily irrational? Justify your answer by an example.
No. 0 × 2 = 0 which is not irrational . 2 p