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CGP EDU Academic Team
Published on: August 13, 2026
Find points of local maxima / minima of
(i) f(x) = (2 x – 1)(2 x – 2) 2
(ii) f(x) = x 2 e –x
(iii) f(x) = 3cos 4 x + 10cos 3 x + 6cos 2 x – 3, x ∈ [0, π ]
(iv) f(x) = 2x + 3x 2/3
(v) f(x) = 
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(i) local maxima at x = log 2 
and local minima at x = 1
(ii) local min at 0, local max at 2
(iii) local max at x = 0, 
, local min at x = 
, π
(iv) local maxima at –1 and local minma at 0
(v) local minima at x = ± 
, 0
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