Question

Show that 3√7 is an irrational number.



✰ REQUIRED GOOD ANSWER ✔​

Answer 1

Answer:

hii good evening

Step-by-step explanation:

Let us take on contrary that 3√7 is rational.

Thus there exist two co- prime numbers ,. a & b

Such that,

3√7=a/b

= √7=a/3b

Now,LHS is an irrational number

whereas ,RHS is rational number

This contradiction has arised due to our wrong assumption in beggining.

Therefore, 3√7 is an irrational number.

Hope this helps u !!

Answer 2

This is your answer

Hope it helps you out!!