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The function f(x) = 2|x| + |x + 1| - ||x - 3| - 3|x|| has a local minimum or a local maximum at x =

(A)  0

(B) -3/2

(C)  3/2

(D)  3

1 Answer

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answered by (21.7k points)
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Best answer

Correct option  (A)(C)(D)

Explanation:

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