Question

prove that 3√5 is irrational​

Answer 1

Answer:

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Answer 2

Answer:

let 3√5 be irrational

3√5=a/b (where a and b are coprime and b ≠ 0)

√5=a/3b

√5 is rational which is a contradiction to the fact√5 is irrational.

: . 3√5 is an irrational number

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