Note: Different sections of Math 9 may cover different topics selected from the following list, and not necessarily in the order given. Choose your topic and then select the resources you want.

Topic 1: Linear and Quadratic Functions & Graphs Coordinates, Graphs and Functions, Intervals and Domains, Linear Functions and Applications, Quadratic Functions and Applications, Best Fit Lines (Regression)

Topic Summary: Click Here True-False Quiz: Click Here Topic Review Exercises: Click Here On-Line Tools & Mac Software: On-Line Evaluation of Functions (Creates a table of values for any function you specify) On-Line Regression (equations of exact and best-fit lines and parabolas) Download Graphing Software

Topic 2: Systems of Linear Equations and Matrices Systems of Two Linear Equations in Two Unknowns, Using Matrices to Solve Systems with Two or More Unknowns, Applications of Systems of Linear Equations

Topic Summary: Click Here On-Line Tutorials: Using Matrices for Systems with Two Unknowns Using Matrices for Systems with Three or More Unknowns Extra Help: How To Pivot or "Clear a Column" True-False Quiz: Click Here Topic Review Exercises: Click Here On-Line Tools & Mac Software: On-Line Evaluation of Functions (Creates a table of values for any function you specify) On-Line Regression (equations of exact and best-fit lines and parabolas) Java On-Line Matrix Pivot Program (Can be used for Gauss Jordan row reduction; works in fraction, integer, and floating-point mode) TI-82 & 83 Pivoting Program (for your graphing calculator) Download Gauss Jordan Software

Topic 3: Linear Programming Graphing Linear Inequalities, Solving Linear Programming Problems Graphically, Solving Standard Linear Programming Problems using the Simplex Method, Solving Nonstandard Linear Programming Problems

Topic Summary: Click Here On-Line Tutorials: Simplex Method for Standard LP Problems Extra Help: How To Pivot or "Clear a Column" Steps in the Simplex Method for Standard LP Problems True-False Quiz: Click Here Topic Review Exercises: Click Here On-Line Tools & Mac Software: Java On-Line Matrix Pivot Program (Can be used for the simplex method;works in fraction, integer, and floating-point mode) TI-82 & 83 Pivoting Program (for your graphing calculator) Download Simplex Method Software

Topic 4: Matrix Algebra Matrix Addition and Scalar Multiplication, Matrix Multiplication, Matrix Inversion, Input-Output Models

Topic Summary: Click Here True-False Quiz: Click Here On-Line Tools & Mac Software: Java On-Line Matrix Pivot Program (Can be used for Gauss Jordan in matrix inversion; works in fraction, integer, and floating-point mode) TI-82 & 83 Pivoting Program (for your graphing calculator) Download Matrix Algebra and Gauss Jordan Software

Topic 5: Markov Systems Markov Systems, Distribution Vectors and Powers of the Transition Matrix, Long Range Behavior of Regular Markov Systems, Absorbing Markov Systems

Topic Summary: Click Here True-False Quiz: Click Here Topic Review Exercises: Click Here On-Line Tools & Mac Software: On-Line Markov Utility (computes powers of the transition matrix and the n-step distribution vector) Graphic Simulator (an animation showing a Markov system going from state to state) Java On-Line Matrix Pivot Program (Can be used for Gauss Jordan in row reduction and matrix inversion; works in fraction, integer, and floating-point mode) Download Matrix Algebra and Gauss Jordan Software

Topic 6: Math of Finance Simple Interest, Compound Interest, Annuities and Loans

Topic Summary: Click Here True-False Quiz: Click Here

Topic 7: Exponential & Logarithmic Functions Exponential Functions and Applications , Continuous Growth and Decay and the Number e, Logarithmic Functions, Applications of Logarithms

Topic Summary: Click Here True-False Quiz: Click Here Topic Review Exercises: Click Here (has exercises on exponential and linear functions, but not logarithmic functions as yet) On-Line Tools & Mac Software: On-Line Evaluation of Functions (Creates a table of values for any function you specify) On-Line Regression (equations of exact and best-fit exponential functions) Download Graphing Software

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