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Ms.fox asked her class is the sum of 4.2 and the square root of 2 rational or irrational

Ms.fox asked her class is the sum of 4.2 and the square root of 2 rational or irrational
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Ms.fox asked her class is the sum of 4.2 and the square root of 2 rational or irrational

User Fvrghl
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1 Answer

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It is irrational. Otherwise sqrt(2) would be rational too which is not true.

User Sazz
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