Question

Rationalize : 1/2-√5​

Answer 1

Answer:

1/2-√5*2+√5/2+√5

2+√5/(2-√5)(2+√5)

2+√5/2^2-√5^2

2+√5/4-5

2+√5/-1

-(2+√5)

-2-√5

Answer 2

Answer:

in attachment

Step-by-step explanation:

in attachment