Let f be a function defined by f(x)=2x3−3x2−36x+2, then which of the following are correct?
(A) The critical points of f(x) are -2 and 3.
(B) The function f(x) increases in the interval (3,∞)
(C) The function f(x) decreases in the interval (-2,3)
(D) The function f(x) increases in the interval (-2,3)
Choose the correct answer from the options given below:
Held on 3 Jun 2025 · Verified 13 Jul 2026.
(B), (C) and (D) only
(A), (B) and (C) only
(A) and (D) only
(A), (C) and (D) only
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