Prove: For every pair of real numbers a and b, if a+b is irrational, then x is irrational and y is irrational.

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2007-05-20 17:23:00 · 3 answers · asked by bdx 1 in Science & Mathematics ➔ Mathematics

mistake, it correction "then a is irrational and b is irrational.

2007-05-20 17:36:13 · update #1

Not true, consider 2 + Pi--it is clearly irrationaly yet 2 is not irrational.

2007-05-20 17:26:42 · answer #1 · answered by bruinfan 7 · 0⤊ 0⤋

This is not possible because it isn't true.

2 + â3 is irrational but 2 isn't.

2007-05-21 01:22:37 · answer #2 · answered by fred 5 · 0⤊ 0⤋

What do x and y have to do with a and b?

2007-05-21 00:34:27 · answer #3 · answered by Northstar 7 · 0⤊ 0⤋