Assignment 2, MFEI Solutions (28 points)
1. The cost of removing p% of the impurities in a lake is given by
b(p) =
10p
.
105 p
(a) (2 pts) Find b(50) and interpret it in the real-world context of the
Math for Econ I HW 1 Solutions
New York University
1. (6 pts) Residents of the town of Maple Grove who are connected to the municipal water supply are billed a xed
amount monthly plus a charge for eac
Assignment 8, Math for Economics I (28 points)
Write neat solutions for the problems below. Show all your work. If you only write the answer with no work, you will
not be given any credit. Please do n
Assignment 6, Math for Economics I (28 points)
Write neat solutions for the problems below. Show all your work. If you only write the answer with no work, you will
not be given any credit. Please do n
Assignment 5, Math for Economics I (28 points)
Write neat solutions for the problems below. Show all your work. If you only write the answer with no work, you will
not be given any credit. Please do n
Math for Econ I-Review Problems for Midterm 1
New York University
Your HW for next week is to solve all these review problems. These problems are going to prepare you for Midterm 1.
1. If the price of
Assignment 1, Math for Economics I (28 points)
Write neat solutions for the problems below. Show all your work. If you only write the answer with no work, you will
not be given any credit. For especia
Rational Functions
September 10, 2015
Rational Functions
A rational function is one polynomial divided by another, e.g.
1
,
x
x2 + 2
,
x 1
etc.
One bit of notation:
Write x a+ to symbolize x approache
Linearization and differentials (7.4 MFE, 2.8
Stewart)
Trush,MFE I
April 7, 2015
Trush,MFE I
Linearization and differentials (7.4 MFE, 2.8 Stewart)
Overview and Motivation For Today
Concepts: lineariz
Math for Econ I-Review Problems for Midterm 1
New York University
1. If the price of gasoline is 3 dollars per gallon the demand is 40 gallons and if the price goes up to 5 dollars per
gallon the dema
Review for Local Extrema Analysis for Functions of Multiple Variables
1. Find the critical points and classify them as local maxima, local minima, saddle points, or none of these.
(a) f (x, y) = x2 2x
Math for Economics 1
Details on questions from last recitation
Martial R EN
September 21, 2015
The content of this document is the expression of my personal view only, not the one of the Professor, or
Math for Econ I, Homework Assignment 4
Due Thursday, March 13th
New York University
If you have the textbook, please read sections 6.1 through 6.8.
Please write neat solutions for the problems below.
Condensed Review, Functions of Several Variables
(MFE text: 11.1, 11.2, 11.3, 11.7)
Trush, Math for Economics I
January 23, 2015
Trush, Math for Economics I
Condensed Review, Functions of Several Vari
Matrices and Systems of Equations
Trush, Math for Economics II
February 17, 2015
Trush, Math for Economics II
Matrices and Systems of Equations
Systems of equations
In the past weve solved equations l
Assignment 3, MFEI Solutions (28 points)
1. (3 pts) The cost of removing p% of the impurities in a lake is given by
b(p) =
10p
.
105 p
Find the inverse function (in other words, write p as a function
Assignment 1, MFE I Solutions (28 points)
1. (6 pts) Residents of the town of Maple Grove who are connected to the municipal water supply are billed a xed
amount monthly plus a charge for each cubic f
Solutions to Review for Local Extrema Analysis for Functions of Multiple Variables
1. Find the critical points and classify them as local maxima, local minima, saddle points, or none of these.
(a) f (