HW #2.3 - Slope in Context

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CCSS.HSF.LE.B.5

Front

Write the linear equation representing Amanda's lunch calories if she had a hamburger totaling 325 calories and each chip had 12 calories.

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2

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What is the slope in the phone company's charge of $45 per month plus a $50 startup fee?

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The slope is $45 per month.

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CCSS.8.EE.B.5

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In the taxi fare equation, which number represents the slope?

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The slope is $0.75 per mile, which is the rate of change.

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CCSS.HSF.LE.B.5

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In this context, m is 1.15, which is the cost per mile.

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CCSS.HSF.LE.B.5

Front

Define slope in the context of a linear equation.

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Slope is the rate of change of the dependent variable (y) with respect to the independent variable (x).

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CCSS.8.EE.B.5

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What is the formula for calculating slope between two points (x1, y1) and (x2, y2)?

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CCSS.8.EE.B.5

Front

If a line has a slope of 2, what does this indicate about the relationship between x and y?

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For every 1 unit increase in x, y increases by 2 units.

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CCSS.HSF.LE.B.5

Front

What does a slope of 0 indicate about a line?

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A slope of 0 indicates a horizontal line, meaning there is no change in y as x changes.

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CCSS.8.EE.B.5

Front

What does a negative slope indicate about a line?

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A negative slope indicates that as x increases, y decreases.

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CCSS.8.EE.B.5