Question

if root 5 is irrational prove that 2+3root 5 is irrational​

Answer 1

Answer:

Step-by-step explanation:

so, assume that 2+3root 5 is rational. 2+3root5=p/q,where p and q are coprimes and q not equals to 0. 3root 5=p/q-2. ... 2+3root 5 is an irrational number.