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13 Nov 2019

A. Find the critical points.

B. Use the second derivative test to

classify each critical point.

C. Find the relative extrema of the

function.

f(x,y)=2x^2−xy+y^2−3x−y+3

A.

A. (1, -2)
B. (2, -1)
C. (1, -1)
D. (1, 1)
E. Not listed

B.

A. relative minimum at the critical point

B. relative maximum at the critical point

C. saddle point at the critical point
D. no result at the critical point

E. not listed

C.

A. relative minimum value is 0
B. relative maximum value is 0
C. relative minimum value is 1
D. relative maximum value is 1
E. there are no relative extrema or the test failed at the critical point F. not listed.

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Hubert Koch
Hubert KochLv2
24 Jan 2019

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