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Derive term by term. The derivative is the slope of a function.
The derivative of `8x` is 8.
Rewrite `3/x^2` with a negative exponent.
Use the power rule to derive.
`-2(3)x^-3 = -6/x^3`
Combine all terms. The answer is: `f'(x) = 8-6/x^3`
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