Rationalise :
` 1/( sqrt(7) + sqrt(6) - sqrt(3) )`

Rationalise (1)/(sqrt(7)-2)

Rationalise (1)/(sqrt(3)+sqrt(2))

(i) Rationalise (1)/(sqrt(5)-sqrt(4))

The value of (1)/( sqrt(7) - sqrt(6)) - (1)/( sqrt(6) - sqrt(5) ) +(1)/( sqrt(5) -2) - (1)/( sqrt(8) - sqrt(7) ) +(1)/( 3- sqrt(8)) is

Rationalise (2)/(sqrt(3)+sqrt(5))

rationalise (4)/(2+sqrt(3)+sqrt(7))

Rationalise (1+sqrt(2))/(2-sqrt(2))

Rationalise the denominator of (1)/(sqrt(7)+sqrt(6)-sqrt(13))

(i) Rationalise (sqrt(3)-sqrt(2))/(sqrt(3)+sqrt(2))

Rationalising factor of 1/sqrt(3)