Determine the local extrema of the function.f(x, y) = x3 - 12xy + 8y3
A. f(2, 1) = -8, minimum
B. f(1, 2) = 9, maximum
C. f(2, 1) = -8, maximum
D. f(1, 2) = 9, minimum
Answer: A
Mathematics
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÷ 
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