10th Class Mathematics Real Numbers Question Bank Case Based MCQs - Real Number

Charu picked up \[\sqrt{3}-\sqrt{2}\]and her question was \[\sqrt{3}-\sqrt{2}\]is ____ number.

A) a natural

B) an irrational

C) a whole

D) a rational

Correct Answer: B

Solution :

As we know\[\sqrt{2}\] and \[\sqrt{3}\] both are irrational number and the difference of two irrational number is always a irrational number.

So\[\sqrt{3}-\sqrt{2}\] is an irrational number.