MATH NOTES
Subject areas from Pre-Algebra to Calculus 2. More than 2000 notes with clear explanations, and a lot of step-by-step examples. You can find topics ranging from adding whole numbers to solving systems of trigonometric equations, from limit of the function to optimization problems, from definition of integral to finding the volume of solids of revolution.
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Sample Lesson
What is Algebraic Expression
Algebraic expression is a bunch of numbers (constants), operations and variables.
Unlike number expressions, algebraic expressions can contain variables.
Following is example of algebraic expression:
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