Provide an appropriate response.Given f(x,y) = x2 + y2, the purpose of finding the critical points is which of the following?(i) find local minimums, if they exist(ii) find local maximums, if they exist(iii) find saddle points, if they exist(iv) find interior points, if they exist
A. Only (i) and (ii) are correct.
B. Only (iii) is correct.
C. All are correct.
D. (i), (ii), and (iii) are all correct.
Answer: D
Mathematics
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A. 
B. 
C. 
D. 
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Provide an appropriate response.Multiply: 0.29 x 3.001
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Find the derivative of y.y = ln (sinh 10x)
A. coth 10x
B. 
C. 10 coth 10x
D. 10 csch 10x
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