Posted by KK on August 25, 2002 at 18:57:24:
In Reply to: Re: minimising posted by Soroban on August 25, 2002 at 02:54:25:
How about this one? y=(2000+20x+10x^1/2)/x
I got y'=(-2000x^-2) - (5x^-3/2)
Why is it a square root can't have negative? How come this one does not have a minimum?
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