kelleenpotter
kelleenpotter kelleenpotter
  • 18-12-2016
  • Mathematics
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please help me with problem 22a I dont understand how to find the rate of change

please help me with problem 22a I dont understand how to find the rate of change class=

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AHLOVERGIRL
AHLOVERGIRL AHLOVERGIRL
  • 18-12-2016
The rate of change is x2. So, since it's forty, it became 80 because 40x2=80!
         Good luck for a good grade!
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