Prove that √2 is not rational number
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here proof
Step-by-step explanation:
where a and b are co prime no.
squaring both sides
a^2 is divisible by 2
this implies, a is divisible by 2
let
where c is some integer
substitute from formula 3 after squaring
that is b^2 =2c^2
b^2 is divisible by 2
this implies b is divisible by 2
our assumption is incorrect so, it is not rational no.
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