Use Lagrange Multipliers to Find the Maximum and Minimum Values

Q74: Find the equation of the normal line

Q75: A contour map for a function f

Q76: A cardboard box without a lid is

Q77: Find <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5971/.jpg" alt="Find for

Q78: Find <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5971/.jpg" alt="Find for

Q80: The ellipsoid <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5971/.jpg" alt="The ellipsoid

Q81: Find the differential of the function <img

Q82: Find all the second partial derivatives of

Q83: If R is the total resistance of

Q84: Describe the level survaces of the function