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Beginning Algebra

Beginning Algebra

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  • Real Numbers
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  • Graphing Linear Equations in Two Variables
    • Rectangular Coordinate System
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    • Slope of a Line and Rate of Change
    • Slope-Intercept Form of a Linear Equation
    • Point-Slope Formula
    • Linear Inequalities in Two Variables
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    • Multiplying and Dividing Expressions with Common Bases
    • More Properties of Exponents
    • Definitions of b^(0) and b^(-n)
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    • Greatest Common Factor and Factoring by Grouping
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    • Factoring Trinomials: AC-Method
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  • Variation
    • Variation
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    • Definition of an nth Root
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    • Simplifying Radical Expressions

Slope of a Line and Rate of Change

Slope introduction

Finding slope from from the graph of a line:

Finding the slope of the line between two ordered pairs:

Negative slopes:

Slope of vertical and horizontal lines:

Khan Academy on Slopes

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