prove that 5 - root 2 is irrational number
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Therefore the quantity a−5bb is rational. Also it is a known fact that √2 is an irrational number as it cannot be expressed in the form of ab and is non-terminating as well as non-recurring number. Therefore, 5+√2 is an irrational number. Hence proved.
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5 - root 2 = 3.58579
As root can't be subtracted with any whole number
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