Question

Show that 5-V3 is a Rational Number.​

Answer 1

Answer:

$5 - \sqrt{3} = \frac{x}{y}$

$5 - \frac{x}{y} = \sqrt{3}$

$5 - \frac{x}{y} \: \: is \: \: rational \: \: so \: \: \sqrt{3} \: is \: \: also \: \: rational$

but this contradicts the fact that root 3 is irrational.