Week 4 MTH 189 Lab
Oct 1-5, 2012
Q1 ( TA) 7 minutes
A checking account which earns no interest, contains $125 and is forgotten. It is
nevertheless subject to a $5 per month service charge. The account is
remembered after 9 months. How much does it then c
Fall 2012 MTH 189 Practice Test 1
Last Name (Print):
Ryerson University
Department of Mathematics
Practice Test 1
MTH 189 Introduction to Mathematics for Economics
The practice test is to help you prepare for Test 1. PLEASE DO NOT
ASSUME THAT YOUR TEST 1
MTH 189 Lab 3 All Sections Week of Sep 24-28, 2012
Q1 (TA) 7 minutes
It is less important to compute the final answer. You can do first 3 lines of the
solutions and just give them the final answer.
Q2 (Students) 7 minutes
Q3 (TA) 5 minutes
Q4 (Students) 5
Fall 2012 MTH 189 Practice Test 1 Last Name (Print):
Ryerson University
Department of Mathematics
Practice Test 1
MTH 189 ~ Introduction to Mathematics for Economics
The practice test is to help you prepare for Test 1. PLEASE DO NOT
ASSUME THAT YOUR TES
Fall 2012 MTH 189 Test 1 Last Name (Print):
Ryerson University
Department of Mathematics
Test 1 V1
MTH 189 — Introduction to Mathematics for Economics
Last Name:(Print First Name (Print ):
Student Number: _—_—. Signature:
Date: October 16, 2012
Duration:
Fall 2012 M'I‘H 18$) 'lbst‘ 2 Last Name (Prim):
Ryerson University
Del.);u't111e11t of Mathematics
Practice Problems for 'I‘est 2
MTH 189 Intror‘hiction to Mathematics for Econmnics
Last. Name:(Print) . First Name (Print )2
Student Number: _. Signature:
Fall 2012 MTH 189 Test 2
1
Last Name (Print):
Ryerson University
Department of Mathematics
Practice Problems for Test 2
MTH 189 Introduction to Mathematics for Economics
Last Name:(Print )
Student Number:
. First Name (Print ):
. Signature:
Date: November
Fall 2012 AJTH 189 Test 1 Last Name (Print):
Ryerson University
Department of Mathematics
Test 1 V2
MTH 189 7 Introduction to Mathematics for Economics
Last Name:(Print First Name (Print ):
Student Number: _._._. Signature:
Date: October 16, 2012
Duration
Q 1 (5marks) Examined the convergence of the geometric series and nd the
sum when it exists
Solution: We have :
So, the series converges if and only if |r|<1 which is equivalent to
Thus for - 2< x < 4 the geometric series converges and it's sum is
Q2
Q 1 (5marks) Examined the convergence of the geometric series and nd the
sum when it exists
Solution: We have :
So, the series converges if and only if |r|<1 which is equivalent to
Thus for x>1 the geometric series converges and it's sum is
Q2 ( 5 mar