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01-11-2017
Mathematics

contestada

What number can you add to √7 to get a rational number?

−7√

7√

7

0

Respuesta :

01-11-2017

The only number you can add to √7 to get a rational number is a-√7 where a is any rational number.
So if a=0 the answer is -√7, option answer 1.

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