Question

Please answer Q.28 as soon as possible!!!

Answer 1

Answer:

Step-by-step explanation:bhai kaise batae

Answer 2

Answer:

1/2-√5

Start rationalising denominator

(2+√5)/(2+√5)(2-√5)

=(2+√5)/4-5

=(2+√5)/-1

-(2+√5)

-2-√5

=-2.2360679775-2=-0.236

I dont know but is the question wrong?