Week 2 Discussion
Stephanie Martin #5
This is my and compound inequality.
4 x 3 < 20
7 x < 23
7 x < 23
My and compound inequality.
I added 3 to all parts.
Answer! Divide by 1 gives me same answer alge
Stephanie Martin Week 4 Discussion (#5)
Problem 1:
x2+7x+12=0
My factoring equation.
(x+4) (x+3)
x+4=0 and x+3=0
x=-4 and x=-3
x= -4, -3
Using form x^2+bc+c, two factors c (12) and add to b (7).
Set e
When looking the example in the video, Exercise 24: Using the LCD to Simplify Complex
Fractions: Denominators are Monomials, located in the media section of Chapter 6, the
denominator of the simplifie
General Tips on Direct Proofs and Proof by Counterexample
Proof Methods: If you are asked to prove an assertion of the form:
If Hypotheses then Conclusion
You may use any of the following methods:
1.
CHAPTER 6
Counting Methods and the Pigeonhole Principle
Section 6.1 Basic Properties
Multiplication Principle. If an activity can be constructed in successive steps and step 1 can be
done in
ways, ste
CHAPTER 5
Introduction to Number Theory
Section 5.1 Divisors
Definition. Let and be integers,
. We say that divides if there exists a unique
integer satisfying
. We call the quotient and a divisor or
CHAPTER 4
Algorithms
Section 4.1 Introduction
Definition. An algorithm is a finite set of precise instructions for performing a computation or
for solving a problem.
Remark. The word algorithm is deri
CHAPTER 3
Functions, Sequences, and Relations
Section 3.1 Functions
Definition. Let and be two sets. A function
peoduct
having the property that for each
We sometimes denote a function from to as
from
CHAPTER 2
Proofs
Section 2.1 Direct Proofs and Counterexamples
Proof Methods: If you are asked to prove an assertion of the form:
If Hypothesis then Conclusion
You may use any of the following methods
CHAPTER 1
Sets and Logic
Section 1.1 Sets
Definition. A set is a collection of objects. The objects in a set are also called the elements or
members, of the set.
Notation. If is an element of a set ,
MATH-223 Discrete Mathematics I
Test III Study Guide
Disclaimer
This document is provided as a study guide only. It does not represent what will be on
the Test. It highlights the important topics that
MATH-223 Discrete Mathematics I
Test II Study Guide
Disclaimer
This document is provided as a study guide only. It does not represent what will be on
the Test. It highlights the important topics that
MATH-223 Discrete Mathematics I
Test I Study Guide
Disclaimer
This document is provided as a study guide only. It does not represent what will be on
the Test. It highlights the important topics that y