For the function

MATHEMATICS · Single correct · A Level · Mathematics · Differentiation · Differentiation

Problem

For the function f(x)=x3−6x2+9x+5f(x)=x^{3}-6x^{2}+9x+5, the stationary point at x=1x=1 is (a) inconclusive because f′′(1)=0f''(1)=0 (b) not a stationary point (c) a local maximum (d) a local minimum

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