Answer the question.If we wish to locate the candidates for local extrema and saddle points in the interior of the domain of a function f(x,y), then how should we proceed?(i) Set the partial derivatives equal to each other.(ii) Set the partial derivatives equal to zero.(iii) Set the partial derivatives equal to the critical values.

A. Only (iii) is correct.
B. Only (ii) is correct.
C. Only (i) is correct.
D. None of the above is correct.


Answer: B

Mathematics

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Graph the function.y = 4.3 log4 x

A.
B.
C.
D.

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Write the expression with positive exponents only. Then simplify, if possible.-2-4

A. - 
B. 16
C.
D. -16

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Solve the system by the elimination method.-3x + 3y = 5-6x + 6y = -10

A. {(-15, 15)} B. {(15, -15)} C. {(x, y)|-3x + 3y = 5} D. ?

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Which answer is a polar form of the given rectangular equation? 4 xy = 16.

a.
b.
c.
d.
e.

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