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OpenStudy (anonymous):
let f(x)=x^3-4. Which of these is the equation for the NORMAL line to this curve at the point (2, 4)? a. y=-1/12x-2 b. y=1/12x-25/6 c. y=-1/12x+25/6 d. y=-12x-4
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OpenStudy (amistre64):
youll need to take the derivative of f(x) to find the slope of the tangent line first
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