SurCalCh3Sec4 - If the answer is 0 or undefined the 2 nd...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Survey Calculus, 3.4—Further Applications of Optimization 2 nd Derivative Test – Sometimes a quick way to test whether a particular critical value is a max or min. To use the 2 nd Derivative Test you, find the critical values, and plug them into the second derivative. If the answer that you get is negative (concave down) then you have a relative max there. If the answer that you get is positive (concave up) you have a relative min there.
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: If the answer is 0 or undefined the 2 nd Derivative Test tells you nothing. Example: use the 2 nd Derivative Test to find the extrema for 6 3 3 ) ( 2 3 + + = x x x x f Price and Quantity Functions Hint: Let x=number of price reductions or increases Total Profit= Total Revenue Total Cost= (Price times number of items sold) (fixed costs + variable costs) Example#2 General #10...
View Full Document

This note was uploaded on 01/12/2012 for the course MATH 2043 taught by Professor Pamelasatterfield during the Fall '05 term at NorthWest Arkansas Community College.

Ask a homework question - tutors are online