How do you find the average rate of change of $f(x) = 2x^2 + 9$ between points (4,41) and (7,107)?

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Answer 1 · 2015-10-15T03:12:13

22

Average rate of change would be $(f(7)-f(4))/((7-4)$ f(7) is 107 and f(4) is 41 hence,

average rate of change would be= $(107-41)/(7-4)= 66/3=22$

How do you find the average rate of change of f(x) = 2x^2 + 9 f(x) = 2x^2 + 9 between points (4,41) and (7,107)?