Question

derivative of 2/sqrt 4-x

Answer 1

⇒dydx=12u−12.(−2x)=−x√4−x2let u=4−x2⇒dudx=−2x. and y=u12⇒dydu=12u−12. substitute these values into (A) converting u back into terms of x.

I hope it will help u

Answer 2

This is the required answer !!