The value of `sqrt(9)/sqrt(4)` is

The value of sqrt(-4) sqrt(-4) is

Find the value of 1/(sqrt(9) - sqrt(4)) .

if x=9+4sqrt(5) find the value of sqrt(x)-(1)/(sqrt(x))

The value of sqrt((3sqrt(9)-3sqrt(8))(9+2sqrt(18))) is :

The value of (1)/(sqrt(4)+sqrt(5))+(1)/(sqrt(5)+sqrt(6))+(1)/(sqrt(6)+sqrt(7))+(1)/(sqrt(7)+sqrt(8))+(1)/(sqrt(8)+sqrt(9)) is

The value of sqrt(9-2sqrt(11-6sqrt(2))) is closest to :