f(x) = 9x - 3

Which statement describes the rate of change of the following function?

f(x) = 9x - 3

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1 Answer

f(x)=9x-3. The coefficient of x is the rate of change in this case, so rate of change=9.

The rate of change is called the gradient or slope, which in the case of a straight line (this case) is constant. The rate of change can be called the derivative or differential and is written f'(x) or df/dx.

by Top Rated User (1.2m points)

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