Question

please answer this, it's urgent​

Answer 1

Step-by-step explanation:

Real numbers are the combination of whole numbers,natural numbers,integers,rational numbers and irrational numbers

So to prove that there exists a positive real number 'x' such that x^2=2

I will take the value of 'x' as√2

(√2)^2=2

Hence ,it is proved that there exists a positive real number 'x' such that x^2=2