Question

Write the rationalizing factor (R.F) of the following surds

(1)

(2)

(3)

(4)

(5)

Answer 1

We need to find the rationalizing factors of the following surds

(1)

Here,

Hence, rationalizing factor of

(2)

Here,

Hence, rationalizing factor of

(3)

Here,

Hence, rationalizing factor of

(4)

Here,

Hence, rationalizing factor of

(5)

Here,

Hence, rationalizing factor of