speresenko
speresenko speresenko
  • 03-03-2018
  • Mathematics
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HEEELLLPP PLEASEE I GIVE BRAINLIST!!!

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mathmate
mathmate mathmate
  • 03-03-2018
Take any of the valid pairs of points, use the formula
rate of change = (y2-y1)/(x2-x1)

Say we use P1=(0,21.4), P2=(3,19)
x1=0, y1=21.4
x2=3, y2=19

Rate of change = (21.4-19)/(0-3)=2.4/(-3) = -0.8 sq. ft/in of liquid
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