Math 4 Unit 2 Functions Test Class 3B Makeup

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CCSS.HSF.IF.A.2

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Given f(x) = 3x - 19, Evaluate f(-6)

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-37

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CCSS.HSF.IF.A.2

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CCSS.HSF-BF.A.1C

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What is the DOMAIN for the given piecewise function graph?

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CCSS.8.F.A.1

CCSS.HSF.IF.B.5

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Use Desmos to generate the linear regression model for this data set. What is the equation?

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CCSS.8.EE.B.5

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Define a function.

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A function is a relation that assigns exactly one output for each input from its domain.

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CCSS.8.F.A.1

CCSS.HSF.IF.A.1

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What is the range of a function?

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The range of a function is the set of all possible output values (y-values) that the function can produce.

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Explain the concept of linear regression.

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Linear regression is a statistical method used to model the relationship between a dependent variable and one or more independent variables by fitting a linear equation.

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What is a piecewise function?

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A piecewise function is a function defined by multiple sub-functions, each applying to a certain interval of the domain.

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What does it mean for a function to be continuous?

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A function is continuous if there are no breaks, jumps, or holes in its graph.

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CCSS.HSF-IF.C.7B