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Please help i dont get it... (average rate of change)

10.
The graph shows the price, in dollars, of a new digital toy for different levels of supply.
(image provided)

What is the average rate of change?

Please help i dont get it... (average rate of change) 10. The graph shows the price-example-1

1 Answer

10 votes

Answer:

-3

Explanation:

Formula for average rate of change :

  • A(x) = f(a) - f(b) / a - b

Solving :

  • A(x) = 115 - 85 / 5 - 15
  • A(x) = 30/-10
  • A(x) = -3
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