Question:
Find the rate of increase (with respect to r) in the surface
Last updated: 7/20/2022
![Find the rate of increase (with respect to r) in the surface](https://media.kunduz.com/media/sug-question/raw/48011438-1658333478.0987022.jpeg?h=512)
Find the rate of increase (with respect to r) in the surface area (S = 47²) of a spherical balloon when: (A) r = 1 inches → Rate of increase = (B) r = 4 inches → Rate of increase = (C) r = 5 inches → Rate of increase =