Essay
The length l, width w and height h of a box change with time.At a certain instant the dimensions are nd l and w are increasing at a rate of 10 m/s while h is decreasing at a rate of 1 m/s.At that instant find the rates at which the surface area is changing.
Correct Answer:

Verified
Correct Answer:
Verified
Q85: Find <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg" alt="Find Select
Q86: Find the indicated partial derivative. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg"
Q87: Use the linearization L(x, y) of the
Q88: Find the limit <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg" alt="Find the
Q89: Find all the second partial derivatives. <img
Q91: If <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg" alt="If use
Q92: Select the correct Answer: for each question.<br>-If
Q93: Find the first partial derivatives of the
Q94: Find all the saddle points of the
Q95: A boundary stripe 2 in.wide is painted