Rate of Change of a Line

Zoe is tracking the elevation change of a hiking trail. She notes the elevation at two points: (4,5) and (2, 15). What is the rate of change for the elevation between these two points?

• -1/5

• 1/5

• -5

• 5

What is the slope of line f?

Mathematical Equivalence

ON

what is rate of change?

• The rate one quantity changes due to another quantity

• X-axis

• Z+x=a

• Undefined

What is the constant rate of change?

• Rise
  ________
  Run

• Run
  _______
  Rise

• x
  ____
  y

• Nothing

• A

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• D

• A

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• F

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• A

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• J