Here's my problem... Assume we know that √2 is irrational, let x,y be any rational number such that y is not 0. Show that x + y√2 is irrational Having a bit of trouble understanding proof and irrationals at uni
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Originally Posted by lisa21a Here's my problem... Assume we know that √2 is irrational, let x,y be any rational number such that y is not 0. Show that x + y√2 is irrational Having a bit of trouble understanding proof and irrationals at uni If where then . This is impossible.
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