# Find the derivative of f(x) = 12x^2 + 8x at x = 9 Find the derivative of f(x) = 4x + 7 at x = 5 Find the derivative of f(x) = (1/7) at x = 1 Find the derivative of f(x) = (-11/x) at x = 9

(1) Answers

find the derivative at the specified x-value 12x^2+8x -> 24x+8 with x=8 -> 24*8+8

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