Question

show that √5 is an irrational number​

Answer 1

Let's consider √5 an rational no.

So, it can be written in the form of p/q; where q not equal to 0

So,

√5=p/q

Squaring both sides,

5= p^2/q^2

p^2= 5q^2

So, 5 divides p^2 or 5 di

Answer 2

Answer:

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