Thread: need help with lagrange multiplier

hi,

when you have to use the lagrange multiplier method to find a max/min point, do you add or subtract the constraint function. i have seen examples of both. but i'm not sure when to add and when to subtract.

thanks

Originally Posted by b2b

hi,

when you have to use the lagrange multiplier method to find a max/min point, do you add or subtract the constraint function. i have seen examples of both. but i'm not sure when to add and when to subtract.

thanks

It doesn't matter.