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+2 votes
33.2k views
in Mathematics by (50.2k points)

If x = 1 is a critical point of the function f(x) = (3x2 + ax – 2 – a) ex, then : 

(1) x = 1 is a local minima and x = – 2/3 is a local maxima of f. 

(2) x = 1 is a local maxima and x = – 2/3 is a local minima of f. 

(3) x = 1 and x = – 2/3 are local minima of f. 

(4) x = 1 and x = – 2/3 are local maxima of f

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1 Answer

+2 votes
by (48.7k points)

(1) x = 1 is a local minima and x = – 2/3 is a local maxima of f. 

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