order of difficulty 29 videos
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Order of Operations
Algebra Pre-Algebra
How to use the order of operations to simplify expressions.
simplify PEMDAS expression -
Order of Operations
Pre-Algebra Integers
How to use the order of operations to simplify expressions.
simplify PEMDAS expression -
Complex Fractions and Order of Operations
Pre-Algebra Fractions and MIxed Numbers
Simplifying fractions when simplifying with the order of operations
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Common Algebra II Mistakes
Algebra 2 Additional Topics
How to avoid making an order of operation mistake.
pandas order of operations mistake error -
Translations
Geometry Transformations
How to describe a translation; how to interpret ordered pair rules.
transformation translation isometry coordinates ordered pair image -
Combinations vs. Permutations
Algebra 2 Combinatorics
How to know when to use combinations or permutations.
combination permutation order matters order doesn't matter -
Combinations vs. Permutations
Precalculus Topics in Discrete Math
How to know when to use combinations or permutations.
combination permutation order matters order doesn't matter -
Introduction to Polynomials
Algebra 2 Polynomials
How to talk about polynomials.
polynomial descending order degree -
Strategies for the Math Section
PSAT PSAT Prep
Get familiar with the PSAT Math section, learn the main strategies to master it and improve your PSAT test score
reading the questions choosing your own numbers using figures and diagrams plugging in answers order of difficulty -
Comparing Fractions
Pre-Algebra Fractions and MIxed Numbers
Comparing fractions using < or > and ordering them on the number line
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Solving Equations with Decimals
Pre-Algebra Decimals and Percents
Review of operations with decimals in order to solve equations with decimals
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The Identity Matrix
Precalculus Systems of Linear Equations and Matrices
How to determine the identity matrix of order n.
matrices square matrices the identity matrix matrix multiplication -
Reflections
Geometry Transformations
How to describe the effect of a reflection, how to describe the effect of the ordered pair rules (x,y) -> (-x, y),(x,y) -> (x, -y), (x,y) -> (y, x).
transformation isometry orientation image equidistant ordered pair rules map x axis y axis line y = x -
Distance Formula
Geometry Pythagorean Theorem
How to derive the equation for the distance between two points using the Pythagorean Theorem.
distance coordinate plane ordered pair segment -
Combinations
Algebra 2 Combinatorics
How to find the number of combinations of a set.
chose choosing combination order doesn't matter pens
