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1) 1/√2=p/q (assume that it is a rational )

 √2=Q/p  ... So it is irrational......

2) √3+√5=p/q (assume that it is a rational )

squaring on both sides 




√15=p2-8q2/2q*2  hence it is irrational
3 5 3
They both are irrational because all non-square Numbers are considered as irrational numbers
1 1 1
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