Question

# Find an irrational number between 4,6A.$2\sqrt{6}$ B.$\sqrt{5}$ C.$2\sqrt{5}$ D.$\sqrt{6}$

Hint: Irrational numbers are categorized as all numbers except rational numbers. Irrational numbers are imaginary numbers. But we can obtain different types of numbers by applying various operations in mathematics such as multiplication and division. Hence, we can proceed by this methodology.

$a,b=\sqrt{a\times b}$
So, the irrational number between 4,6 $=\sqrt{4\times 6}=2\sqrt{6}$.