Question

Differentiate the function. Y= √x(x-8) ?

Answer 1

The answer is: `(x-4)/sqrt(x^2-8x)`.

`y=sqrt(x(x-8))rArry=sqrt(x^2-8x)rArr`

`y'=1/(2sqrt(x^2-8x))*(2x-8)=(2(x-4))/(2sqrt(x^2-8x))=(x-4)/sqrt(x^2-8x)`.