Math 125 Videos

Section 2.5

Solving Quadratic Inequalities

Solving Rational Inequalities

Section 3.1

Finding Domain of a Rational Function

Finding Domain of a Radical Function

Evaluating Functions

Evaluating Piecewise Functions

Difference Quotient

Section 3.2

Graphing Absolute Value Functions 1 of 2

Graphing Absolute Value Functions 2 of 2

Graphing Piecewise Functions Example 1

Graphing Piecewise Functions Example 2

Section 3.3

Find Linear Cost Function Given Fixed Cost

Find Linear Cost Function Given Marginal Cost

Linear Cost Function - Finding Fixed Cost, Marginal Cost, & Average Cost

Finding Linear Cost Function Given Revenue & Profit Function (Break Even Point)

Supply And Demand Finding Equilibrium Quantity And Price

Section 3.4

Find the Equation Of A Quadratic Function Given The Vertex And A Point

How To Find The Vertex of a Parabola

Find x and y Intercepts of a Parabola Example 1

Find x and y Intercepts of a Parabola Example 2

Graphing Quadratic Functions 1 of 2

Graphing Quadratic Functions 2 of 2

Word Problems Using Quadratic Equations Ex. 3

Section 4.1

Evaluating Exponential Functions

Graphing Exponential Functions

How To Graph Exponential Functions In My Math Lab

Section 4.2

Modeling Exponential Functions Example 1

Section 4.3

Evaluating Logarithms Without a Calculator

Convert From Exponential Form To Logarithmic Form

Convert From Logarithmic Form To Exponential Form

Condensing Logarithms

Expanding Logarithms

Graphing Logarithms By Making a Table And Plotting Points Example 1

Logarithms Change of Base Property

How To Graph Logarithms In My Math Lab

Section 4.4

Solving Exponential Equations by Getting Like Bases

Solving Exponential Equations Base Are Not The Same

Solving Logarithmic Equations

Section 5.1

Simple Interest

Future Value For Simple Interest

Present Value For Simple Interest

Section 5.2

Compound Interest Part 1 of 2

Compound Interest Part 2 of 2

Continuous Compound Interest

Effective Rate or Annual Percentage Yield (APY)

Present Value For Compound Interest

Section 5.3

Future Value of an Ordinary Annuity

Future Value of an Annuity Due

Sinking Fund

Section 5.4

Present Value of an Ordinary Annuity Example 1

Present Value of an Ordinary Annuity Example 2

How to Calculate Amortization Payments

Section 6.2

Solving a System of Equations Using Matrices

Solving a System of Equations Using Matrices (Infinite Solutions)

Solving a System of Equations Using Matrices (No Solution)

Gauss Jordan - Solving a System of Three Equations

Section 6.4

Adding And Subtracting Matrices

Section 6.5

Multiply Scalar To A Matrix

Multiplying Matrices

Inverse of a 2 X 2 Matrix Using The Formula

Inverse of a 3 X 3 Matrix

Section 8.1

Set Builder Notation

Sets: Union, Intersection, Complement

Formula for the Number Of Subsets

Section 8.2

Venn Diagrams Shading Regions Two Sets Part 1 of 2

Venn Diagrams Shading Regions Two Sets Part 2 of 2

Venn Diagrams Shading Regions Three Sets

Solving Word Problems With Venn Diagrams Two Sets

Solving Word Problems With Venn Diagrams Three Sets

Section 8.3-8.5

Probability Part 1 of 3

Probability Part 2 of 3

Probability Part 3 of 3

Probability OR Statement

Probability AND Statement

Conditional Probability

Probability Given A Table

Section 9.2

Multiplication Principle Counting

How To Tell The Difference Between Combination And Permutation

Permutations

Combinations

Section 9.3

Probability Using Combinations

Section 10.1

How To Draw A Frequency Polygon

How To Draw A Histogram

Stem And Leaf Plot

Section 10.2

Mean

Mean of a Frequency Distribution

Median

Mode

Section 10.3

How To Find The Standard Deviation

Standard Deviation of a Frequency Distribution

Chebyshev's Theorem

Section 10.4

Finding Area Under A Curve Using Z Scores

Normal Distribution Word Problems