Prove that 3root 2 minus 5 is irrational number please
Coolguyvishal:
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let 3√2 - 5 is rational number
let 3√2 -5 = a/b
3√2 = a/b + 5
√2 = a/b + 5 /3
as we know √2 is irrational (proved earlier ) as √2 in the form of √P where P is positive prime
so 3√2 - 5 is irrational
let 3√2 -5 = a/b
3√2 = a/b + 5
√2 = a/b + 5 /3
as we know √2 is irrational (proved earlier ) as √2 in the form of √P where P is positive prime
so 3√2 - 5 is irrational
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