Let . What is the slope of the normal line to the graph of at…

MATHEMATICS · Single correct · AP · Calculus AB · Differentiation: Definition and Fundamental Properties · Differentiation: Definition and Fundamental Properties

Problem

Let r(x)=3x3−6x+4r(x)=3x^3-6x+4. What is the slope of the normal line to the graph of rr at x=−1x=-1? (a) −3-3 (b) 13\dfrac{1}{3} (c) −13-\dfrac{1}{3} (d) 33

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