Graphing Depreciation: Using Exponential Decay Functions

Graphing Depreciation: Using Exponential Decay Functions

Assessment

Interactive Video

Mathematics

1st - 6th Grade

Hard

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The video tutorial explains how car value depreciates over time, focusing on Rama's car, which loses 11% of its value immediately and 15% annually for five years. It introduces exponential decay functions, clarifies common misunderstandings about percentage loss, and demonstrates how to calculate and graph depreciation. The tutorial emphasizes understanding exponential functions and constructing a graph to visualize depreciation over time.

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3 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe how to set up the function table for the depreciation of Rama's car.

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What does the decay factor of .85 represent in the context of Rama's car value?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How can Rama estimate the value of his car after 10 years using the graph?

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