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Christine Girgus

Cairn University

Biography

Christine has not yet added a biography.

Education

BA Architecture/Masters in Secondary Education
Cairn University

Topics Covered

Functions
Exponential and Logarithmic Functions
Introduction to Conic Sections
Quadratic Functions
Introduction to Conic Section
Trigonometry
Equations and Inequalities
Introduction to Trigonometry
Polynomials
Rational Functions
Partial Derivatives
Algebra Topics That are Reviewed at the Start of the Semester
Functions of Several Variables
The Integers
The Language of Algebra
Foundations for Geometry
Geometry Basics

Christine's Textbook Answer Videos

01:00
College Algebra

Explain the advantage of writing a quadratic function in standard form.

Chapter 5: Polynomial and Rational Functions
Section 1: Quadratic Functions
Christine Girgus
01:06
College Algebra

Explain why the condition of $a \neq 0$ is imposed in the definition of the quadratic function.

Chapter 5: Polynomial and Rational Functions
Section 1: Quadratic Functions
Christine Girgus
02:24
College Algebra

What two algebraic methods can be used to find the horizontal intercepts of a quadratic function?

Chapter 5: Polynomial and Rational Functions
Section 1: Quadratic Functions
Christine Girgus
01:07
College Algebra

Explain the difference between the coefficient of a power function and its degree.

Chapter 5: Polynomial and Rational Functions
Section 2: Power Functions and Polynomial Functions
Christine Girgus
01:08
College Algebra

In general, explain the end behavior of a power function with odd degree if the leading coefficient is positive.

Chapter 5: Polynomial and Rational Functions
Section 2: Power Functions and Polynomial Functions
Christine Girgus
01:03
College Algebra

What can we conclude if, in general, the graph of a polynomial function exhibits the following end behavior? As $x \rightarrow-\infty, f(x) \rightarrow-\infty$ and as $x \rightarrow \infty,$ $f(x) \rightarrow-\infty.$

Chapter 5: Polynomial and Rational Functions
Section 2: Power Functions and Polynomial Functions
Christine Girgus
1 2 3 4 5 ... 77

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