Question

Prove that 3-2√5÷7 is irrational no

Answer 1

Step-by-step explanation:

3√5-7=p/q {where, p and q are integers having no common factors}. where , √5 and p+7q/3q are rational numbers. But this contradicts the fact that √5 is irrational. Therefore,3√5-7 is an irrational no.

please mark me as brainiest .