Suppose is differentiable at and for

MATHEMATICS · Single correct · CBSE · Mathematics · Applications of Derivatives · Applications of Derivatives

Problem

Suppose gg is differentiable at x=2x=2 and g′(x)>0g'(x)>0 for x<2x<2 while g′(x)<0g'(x)<0 for x>2x>2. Which statement is true about gg at x=2x=2? (a) x=2x=2 is a point of inflection of gg (b) gg is strictly increasing at x=2x=2 (c) x=2x=2 is a point of local maximum of gg (d) x=2x=2 is a point of local minimum of gg

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