Metallurgical Engineering > GATE 2020 > Calculus
f(x) = x ln(x) + (1 - x)ln(1 - x) + 3 x(1 - x) has _______ at x = 0.5.
A
a local minimum
B
a local maximum
C
a point of inflection
D
a non-zero slope

Correct : b

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