Algebraic Expressions
Published on Mar 17, 2016
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PRESENTATION OUTLINE
Algebraic Expressions
Identifying Terms, Coefficients, Constants, and Like Terms and writing them in Standard Form
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Vocabulary
- Algebraic Expression- a math sentence with no equal sign made up of at least one variable, #, or combination of both
- Example: 3x + 7
- Non-Example: 3x + 7 = 10
Vocabulary
- Term: a piece of an algebraic expression/equation.
- Example: 3x + 7 has 2 terms
- How many terms does ....
- 3c - 5d -15
- 3 - 8b + 7 +3b
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Vocabulary
- Coefficient: the number in front of a variable (product)
- Example: 3x - 5; the coefficient is 3
- What are the coefficients...
- -5x + 7 2c + 9d - 3 - t
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Vocabulary
- Constant: a plain number (nothing attached)
- Example: 3x - 5; the constant is -5
- What are the constants...
- -5x + 7 2c + 9d - 3 - t
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Vocabulary
- Like Terms: have the same value (variable to the same power, or constant)
- Like Terms can be combined by adding their coefficients.
- Examples...
- -5x + 2x c -5c - 3c -2d + d
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Guided Practice
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Thank you.
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