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Find the average rate of change for f(x) = x^2 - 6x + 9 on the interval [1,7]
人气:315 ℃ 时间:2020-06-15 11:52:02
解答
f(x) = x^2 - 6x + 9 on the interval [1,7]
=[f(7)-f(1)]/(7-1)
=[49-42+9-1+6-9]/6
=2
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