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vovikov84
[41]
3 years ago
7
If x + y is rational, must x and y each be rational?
Mathematics
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1
answer:
In-s
[12.5K]
3 years ago
8
0
No.
If a rational number can be an integer, x and y could be 5.5 and .5, or something that adds up to (number).0. This means, if the two non-rational numbers add up, they could be irrational, but the result isn't.
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