ALGEBRA VOCABULARY 1

Coefficient

• The number in an equation that stays the same.
• The number that multiplies the variable in an equation.
• The exponent in an equation.
• The answer to an equation.

Slope-Intercept Form

• y = mx + b
• y = kx
• y = x
• y = k/x

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Linear Function

• A function that graph a curved line.
• A function in which x and y have the same value.
• A function that requires a table.
• A function that graphs a line.

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Y-Intercept

• The k-value in an inverse variation equation.
• The "m" value in a slope-intercept equation.
• The y-coordinate of a point where the line crosses the y-axis.
• The coefficient in a linear equation.

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The "m" in a slope-intercept equation.

• The inverse variation of the line.
• The slope of the line.
• Where the line crosses the y-axis.
• Where the line crosses the x-axis.

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Slope can be found by...

• Finding out where the line crosses the y-axis.
• Solving a linear equation.
• Finding the rise over the run.
• Finding run over rise.

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Other words for x-values.

• domain and input
• domain and range
• range and output
• input and output

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This equation shows inverse variation.

• y = mx + b
• y = kx
• y = k/x
• y = x

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This is one way to solve a proportion.

• Isolate the variable.
• Multiply by the reciprocal.
• Cross-reduce to simplify.
• Cross-multiply to set up an equation.

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How do we know if a relation is a function?

• The outputs each have one input.
• The inputs each have one output.
• The inputs and the outputs match.
• There is a coefficient with each input.

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