Question

prove that 3√7is not a rational number​

Answer 1

Answer:

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Answer 2

Answer:

Let 3/√7 be a rational number

3/√7=p/q

√7=p/3q (Integer/interger)

Here, p/3q is rational but we know that √7 is irrational.

But √7 is irrational number as we can prove it.

Hence it is a contradiction to our assumption.

3/√7 is irrational number