im not sure if this is the right forum to post this, if not please tell me where i should

i have this problem :

to find the ratio x/y for which the expression

is maximaized

can anyone suggest how to do it ?

thanks

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- Mar 13th 2011, 10:58 PMmichaelbmaximization problem
im not sure if this is the right forum to post this, if not please tell me where i should

i have this problem :

to find the ratio x/y for which the expression

is maximaized

can anyone suggest how to do it ?

thanks - Mar 14th 2011, 07:57 AMFernandoRevilla
Find the maximum of

- Mar 14th 2011, 11:49 AMmichaelb
thanks for the response, but can you please explain more ?

i dont understand your answer - Mar 14th 2011, 11:59 AMFernandoRevilla
The ratio is . For every fixed the function on the line is . For every you will find a maximun (I hope), this maximum ( denote it by ) depends on . Now, find the maximum of .