camillerodriguez camillerodriguez

08-09-2017
Mathematics

contestada

Let a and b be irrational numbers. Is (ab)^2 always rational, sometimes rational, or never rational?

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kphung76127 kphung76127

08-09-2017

When you multiply 2 irrational numbers, the result is always irrational. This applies to squaring as well since it is still multiplying irrational numbers together (though the terms are the same)

Final answer: never rational

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