## Find the average rate of change for the function f(x) =x^2 -6x+2 on the closed side interval (-5,2)

Question

Find the average rate of change for the function f(x) =x^2 -6x+2 on the closed side interval (-5,2)

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Mathematics
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2021-07-22T06:57:48+00:00
2021-07-22T06:57:48+00:00 1 Answers
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## Answers ( )

Answer:– 9

Step-by-step explanation:The average rate of change of f(x) in the closed interval [ a, b ] is

Here [a, b ] = [ – 5, 2 ], thus

f(b) = f(2) = 2² – 6(2) + 2 = 4 – 12 + 2 = – 6

f(a) = f(- 5) = (- 5)² – 6(- 5) + 2 = 25 + 30 + 2 = 57 , thus

average rate of change = = = – 9