Question

Rationalise the denominator of 1/(2√5-√7)​

Answer 1

Answer:

(2√5+√7)/13

hope this helps

Answer 2

Answer:

2√5 + √7 / 13

Step-by-step explanation:

1/2√5 - √7 x 2√5 + √7/2√5 + √7 = 2√5 + √7 / 13