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3+root 5 prove irration

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3+root 5 prove irration

Posted by Amit Singh 5 years, 7 months ago

CBSE > Class 10 > Mathematics

1 answers

Diya Bansal 5 years, 7 months ago

Let 3+√5 is rational So , 3+√5 = a/b √5 = a/b -3 √5 = a-3b/b We know that √5 is irrational and a-3b/b is rational . A irrational number can not be equal to rational number. Hence , 3+√5 is irrational

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CBSE > Class 10 > Mathematics