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GMAT MATH – Topics and Concept Lessons

As you build on the information provided in the instructional videos that serve as the core teaching of your online GMAT prep course with Dominate the GMAT, you may find that you want a bit more detail or explanation about certain topics or concepts. The following additional concept lessons will provide that extra information, and we believe you will find them helpful as you build your knowledge base and prepare to dominate the GMAT!

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z

A
Addition Rule of Probability
Algebraic Functions
Annulus (Area between concentric circles)
Area of Shaded Regions
Arithmetic Sequences
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B
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C
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D
Data Sufficiency – The Solvability Rule
Data Sufficiency – Yes/No Questions
Direct Variation
Distance Problems (See “Motion Problems”)
Dividend
Dividing Inequalities by a Negative Number
Divisibility – Is a Number a Multiple of Another Number?
Divisibility – Prime Factorization with Examples
Divisor
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E
Eliminating Wrong Answer Choices
Exponents
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F
Factorials
Factors
Finding the Area of Shaded Regions
Functions – (See “Algebraic Functions”)
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G
Geometric Sequences
Greatest Common Factor (GCF)
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H
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I
Inequalities (Dividing by Negative Numbers)
Inequalities (Two Variables)
Interest Rate Problems – Compound Interest
Interest Rate Problems – Simple Interest
Inverse Variation
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J
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K
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L
Least Common Multiples (LCM)
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M
Matrix Problems – (See “Probability – Matrix Problems”)
Mixture Problems (Wet and Dry) – Algebraic Solution
Motion Problems – Same Direction (“Catch Up” Problems)
Motion Problems – Opposite Directions
Motion Problems – Round Trip
Motion Problems – Shortcut Strategy
Multiples
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N
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O
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P
Pi (π)
Polynomials
Prime Factorization
Probability – Matrix Problems
Probability – Addition (Union) Rule Nuance
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Q
Quadratic Equations – Overview and Common Patterns
Quadratic Equations – Shortcut for Determining Roots
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R
Rate Problems (See “Motion Problems”)
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S
Sequences (Data Sufficiency Application)
Shaded Regions (see: “Finding the Area of Shaded Regions“)
Simultaneous Equations
Solvability Rule, The
Solving for “X” – Basic Algebraic Equation
Strategy: “Wouldn’t It Be Nice If…” (WIBNI)
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T
Time Management Techniques
Trapezoids
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U
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V
Variance
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W
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X
“X” – (See “Solving for X – Basic Algebraic Equation”)
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Y
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Z
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