just q9 please
Posted: Thu Jul 14, 2022 4:21 pm
just q9 please
Q2-Q10. Find the local maximum and minimum values and saddle point(s) of the function. Q2. f(x,y)=x2+xy+y2+y Q3. f(x,y)=2x2−8xy+y4−4y3 4 Q4. f(x,y)=(x−y)(1−xy) Q5. f(x,y)=yx−y2−2x+7y Q6. f(x,y)=x3−3x+3xy2 Q7. f(x,y)=x4−2x2+y3−3y Q8. f(x,y)=xy−x2y−xy2 Q9. f(x,y)=excosy Q10. f(x,y)=y2−2ycosx,−1≤x≤7
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