find the maxima and minima of function x3+y3-12x-3y+20
Kindly refer the similar link for your query.
https://www.meritnation.com/cbse/class12-commerce/textbook-solutions/math/rd-sharma-xii-vol-1-(2015)/maxima-and-minima/page18.7-exercise-18.1-qno1/1266_6828_92429
Regards
https://www.meritnation.com/cbse/class12-commerce/textbook-solutions/math/rd-sharma-xii-vol-1-(2015)/maxima-and-minima/page18.7-exercise-18.1-qno1/1266_6828_92429
Regards