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For f(x)=3x-1 find the average rate of change on the interval [0,3]

User Andrew Mao
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6 votes
The average change is 3
User Christopher Reid
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For a linear function, the average rate of change is the same everywhere. It is the slope of the function, the x-coefficient.

The average rate of change is 3.

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(f(3) -f(0))/(3 -0) = (8 -(-1))/3 = 9/3 = 3
User Matiu
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