Find the relative maximum and minimum values. f(x.y) = x2 + xy + y2 – 28y + 261 ... Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. The function has a relative maximum value of f(x,y) =| at (x,y) =| (Simplify your answers. Type exact answers. Type an ordered pair in the second answer box.) O B. The function has no relative maximum value. Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. The function has a relative minimum value of f(x,y) = at (x,y) = (Simplify your answers. Type exact answers. Type an ordered pair in the second answer box.) O B. The function has no relative minimum value.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Find the relative maximum and minimum values.
f(x.y) = x2 + xy + y2 – 28y + 261
...
Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice.
O A. The function has a relative maximum value of f(x,y) =|
at (x,y) =|
(Simplify your answers. Type exact answers. Type an ordered pair in the second answer box.)
O B. The function has no relative maximum value.
Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice.
O A. The function has a relative minimum value of f(x,y) = at (x,y) =
(Simplify your answers. Type exact answers. Type an ordered pair in the second answer box.)
O B. The function has no relative minimum value.
Transcribed Image Text:Find the relative maximum and minimum values. f(x.y) = x2 + xy + y2 – 28y + 261 ... Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. The function has a relative maximum value of f(x,y) =| at (x,y) =| (Simplify your answers. Type exact answers. Type an ordered pair in the second answer box.) O B. The function has no relative maximum value. Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. The function has a relative minimum value of f(x,y) = at (x,y) = (Simplify your answers. Type exact answers. Type an ordered pair in the second answer box.) O B. The function has no relative minimum value.
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