Question

Rationalise the denominator : 1/ (3- √5)​

Answer 1

Answer:

(3+√5)/4

Explanation:

1/ (3- √5)​

for Rationalising we want to multiply by 3+√5

[1/ (3- √5)​]×[3+√5 / 3+√5]

(3+√5)/(9-5)

(3+√5)/4

Ans