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Derivasjon
Posted: 10/03-2010 20:10
by ctendres
lim x-->0 2x+x^2-2x^3/x
Trenger hjelp til denne.
2(x?
Posted: 10/03-2010 20:16
by Nebuchadnezzar
Siden alle ledd inneholder x kan du forkorte bort denne.
Posted: 10/03-2010 20:23
by ctendres
2(x+1)(x-1)?

Posted: 10/03-2010 20:40
by Nebuchadnezzar
[tex] {\lim }\limits_{x \to 0} \, \frac{{2x + x^2 - 2x^3 }}{x} \,=\, {\lim }\limits_{x \to 0 } \, \frac{{x\left( {2 + x - 2x^2 } \right)}}{x} \,=\, {\lim }\limits_{x \to 0 } \, 2 + x - 2x^2 [/tex]
^^
Posted: 10/03-2010 23:12
by ctendres
Takk for hjelpen
Posted: 10/03-2010 23:26
by Markonan
Det skal vel være lim mot null hele veien?
