Math, asked by riyasethi631, 4 months ago

prove that 7- 2/5 is irrational

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Answered by ansarisakil299

0

Step-by-step explanation:

Answer Expert Verified

Let us assume 7-2√5 is rational. and b ≠ 0 . rational , and so √5 is rational. ... Hence , 7 - 2√5 is irrational.

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