8.5I Writing Equations from Graphs

Last updated about 5 years ago
12 questions
Note from the author:
8.5I Writing Equations from Graphs
1

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How to find the slope (m) and the y-intercept (b) in a non-proportional graph.
How to use your desmos calculator to check your work!!!!
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The water level in a storage tank is 14 feet. Water is released at a constant rate until the tank is empty. The graph below shows the water level (y) in the tank, as a function of time (x)

Which of these equations represents the relationship between time and the water level?

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The cost of printing different numbers of copies of a book is shown on the graph below.

Which equation represesnts the cost, c, of printing n copies of the book?

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Which function is shown on the graph?

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Which function is shown in the graph?

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The graph models the amount of money George has saved. Whic equation models the same relationship?

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Which of the following functions represents the relationship between x and y in the graph?

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Which of the following functions represetns the relationship between x and y in the graph?

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Which of the following functions represents the relationship between x and y in the graph?

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The graph below models the cost of manufacturing calculators.

Which equation shows the relationship between the number of calculators, n, and the total cost, c?

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Based on the graph, which expression could be used to calculate the temperature of the liquid adter m minutes?

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Based on the graph, if y represents the total cost of the rental and x represents the total number of miles driven, which of these equations could be used to determine the total cost of renting a car from Building Rent-A-Car?