prove that

is a irrational
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Hyy Dude ♡
3 + 2√5 = a/ b
2√5 =a/b -3
√5 =a-3b/2b
√5 is rational.
This contradicta the fact that √5 is irrational.
This contradicta the fact that √5 is irrational.So our supposition is incorrect.
Hope it's helps you ♡
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