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Algebra (for members)
Chapter 0 : Pre-Algebra
0.1 Integers
0.2 Fractions
0.3 Order of Operations
0.4 Properties of Algebra
Chapter 1: Solving Linear Equations
1 One Step Equations
1.2 Two-Step Equations
1.3 General Equations
1.4 Fractions
1.5 Formulas
1.6 Absolute Value
1.7 Variation
1.8 Number and Geometry
1.9 Age Problems
1.10 Distance, Rate and Time
Chapter 2 : Graphing
2.1 Points and Lines
2.2 Slope
2.3 Slope-Intercept Form
2.4 Point-Slope Form
2.5 Parallel and Perpendicular Lines
Chapter 3 : Inequalities
3.1 Solve and Graph Inequalities
3.2 Compound Inequalities
3.3 Absolute Value Inequalities
Chapter 4 : Systems of Equations
4.1 Graphing
4.2 Substitution
4.3 Addition/Elimination
4.4 Three Variables
4.5 Value Problems
4.6 Mixture Problems
Chapter 5 : Polynomials
5.1 Exponent Properties
5.2 Negative Exponents
5.3 Scientific Notation
5.4 Introduction to Polynomials
5.5 Multiplying Polynomials
5.6 Multiply Special Products
5.7 Divide Polynomials
Chapter 6 : Factoring
6.1 Greatest Common Factor
6.2 Grouping
6.3 Trinomials where a = 1
6.4 Trinomials where a ≠ 1
6.5 Factoring Special Products
6.6 Factoring Strategy
6.7 Solve by Factoring
Chapter 7 : Rational Expressions
7.1 Reduce Rational Expressions
7.2 Multiply & Divide
7.3 Least Common Denominators
7.4 Add & Subtract
7.5 Complex Fractions
7.6 Proportions
7.7 Solving Rational Equations
7.8 Dimensional Analysis
Chapter 8 : Radicals
8.1 Square Roots
8.2 Higher Roots
8.3 Adding Radicals
8.4 Multiply and Divide Radicals
8.5 Rationalize Denominators
8.6 Rational Exponents
8.7 Radicals of Mixed Index
8.8 Complex Numbers
Chapter 9: Quadratics
9.1 Solving with Radicals
9.2 Solving with Exponents
9.3 Complete the Square
9.4 Quadratic Formula
9.5 Build Quadratics From Roots
9.6 Quadratic in Form
9.7 Rectangles
9.8 Teamwork
9.9 Simultaneous Products
9.10 Revenue and Distance
9.11 Graphs of Quadratics
Chapter 10 : Functions
10.1 Function Notation
10.2 Operations on Functions
10.3 Inverse Functions
10.4 Exponential Functions
10.5 Logarithmic Functions
10.6 Compound Interest
10.7 Trigonometric Functions
7.3 Least Common Denominators
Build up denominators.
20xy
15xy
x
5y
y
2x
Find LCD and build up each fraction
6
a
4
10
a
3
b
2
,
2b
10
a
3
b
2
9a
b
4
10
a
3
b
2
,
2b
10
a
3
b
2
10a
b
2
9
a
3
b
2
,
2b
9
a
3
b
2
9a
b
2
8
a
3
b
2
,
2b
8
a
3
b
2
2a
7
a
3
b
2
,
4b
7
a
3
b
2
48
18
17
15
6a
2
c
3
6a
2
2c
3
9a
2
2c
3
6a
2
c
2
(x-4)(x+5)(x+3)
(x−2)(x+5)(x+3)
(x-2)(x-5)(x+3)
(x-4)(x+5)(x-3)
Find Least Common Denominators
8(x-2)
4(x-2)
8(x+2)
4(x+2)
a
3
a
2
2a
3
a
4
(x-2)(x-4)
(x+2)(x-4)
(x+4)(x-8)
(x-4)(x+8)
(x-4)(x-5)(x-6)
(x-1)(x-1)(x-1)
(x+1)(x+2)(x+3)
(x+1)(x-2)(x+3)
x
2
+2x-5
x
2
-2x-3
x
3
+2x-5
x
2
+2x-5
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