Question

Need help finding the derivative of this problem.

w(r) =
`\sqrt{r^(9)+10`


`(dw)/(dr) =`

Answer 1

(1/2) (r⁹+10)^(-1/2) ×9r⁸

Explanation:

w(r) = √r⁹+10 = (r⁹+10)^(1/2)

(dw/dr) = (1/2) (r⁹+10)^(-1/2) ×9r⁸