Provide an appropriate response.Find the value(s) of t corresponding to the extrema of f(x, y, z) = sin(x2 + y2)cos(z) subject to the constraints x2 + y2 = 3t, 
and z = 
. Classify each extremum as a minimum or maximum. (Hint: w = f(x, y, z) is a differentiable function of t.)
A. t = 
, minimum; t = 0, maximum
B. t = 
, minimum; t = - 
, maximum
C. t = - 
, maximum
D. t = 
, minimum
Answer: D
Mathematics
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A. 
B. 
C. 
? 
D. 
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A. 
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C. 
D. 
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