Question 1181838
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The average rate of change is the slope of the line through (3,g(3)) and (7,g(7)).<br>
g(3)=-5; the point on the graph is (3,-5)
g(7)=15; the point on the graph is (7,15)<br>
The slope is (15-(-5))/(7-3) = 20/4 = 5<br>