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/sci/ - Science & Math

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File: 156 KB, 1010x1036, wtf.jpg [View same] [iqdb] [saucenao] [google]
2756094 No.2756094 [Reply] [Original]

I'm being asked to sketch a function that has TWO global minima.

Is my teacher retarded or am I forgetting something? I know that a function can have one global minimum value that occurs twice, but two global minima? What the fuuuck.

>> No.2756098

-x^2

you're welcome

>> No.2756146

>>2756098
.....But isn't that not a global minima, since it's undefined? Oh and he's asking for it on a compact interval.

>> No.2756154

>>2756146
>Wants global minima
>Oh and he's asking for it on a compact interval.
>I have no face.

>> No.2756163

one global minimum at two points is what he means

>> No.2756184

this works
http://www.wolframalpha.com/input/?i=-%28x^2%2By^2-1%29^3+-+x^2y^3+%3D+0

upside down heart.
:)

>> No.2756197

think of a simple graph such as one which would be the shape of a w

>> No.2756211
File: 60 KB, 975x450, Capture.jpg [View same] [iqdb] [saucenao] [google]
2756211

>>2756184
Thank you :) but here's the problem as he's asking it: I hope he just means one global min that shows up in two places, otherwise I have no fucking idea.

>> No.2756217

>>2756184
that doesn't work you fucking moron, it needs to be a function

>> No.2756267
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2756267

>>2756217
fuck you!
stupid collosal bender!
i dont see you contributing, huh?