Question

rationalise the denominator of 5/root 2

Answer 1

To rationalize 5/root 2: You have to multiply both numerator and denominator by root2....i.e. 5*root2/root 2*root2 =5root 2/2 Rationalization means to remove root from the denominator.....so we got our aim

Answer 2

5√2*√2/√2
=5√2/2
=5√2/2