Determine How Many Critical Points the Function $f ( x , y ) = x y - x ^ { 2 } y + x y ^ { 2 }$

question 216

Multiple Choice

Determine how many critical points the function $f ( x , y ) = x y - x ^ { 2 } y + x y ^ { 2 }$ has.

• A)0
• B)1
• C)2
• D)3
• E)4
• F)5
• G)6
• H)7

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Pertaining to a hypothesis or theory that can be empirically investigated to determine its validity.