Question

prove that 3+√5 is irrational​

Answer 1

$\sqrt{5} \: cannot \: be \: expressed \: in \: the \\ \: form \: \frac{p}{q}$

We know root 5 is an irrational no.

And sum of an rational and irrational no. is also irrational

So 3+√5 is irrational

Answer 2

$\huge{\bold{\red{\star{\pink{Heya!}}}}}$

We know root 5 is an irrational no.

And sum of an rational and irrational no. is also irrational

So 3+√5 is irrational