Math, asked by shajibeema4, 2 months ago

prove that √5 is irrational if 5-2√5 is irrational

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Answered by avinashlkr62041

Answer:

Let us assume that √2+√5 is a rational number. p,q are integers then (p²-7q²)/2q is a rational number. ... √2+√5 is an irrational number. Hence proved

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prove that √5 is irrational if 5-2√5 is irrational​

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prove that √5 is irrational if 5-2√5 is irrational