vff.py

Created by laurahenriet4

Created on November 27, 2023

1007 Bytes


# Type your text here
k=0
ax+b=a
x2=2x
x3=2x3
x(n)=nx(n-1)
1/0=-1/x2
sqrt(x)=1/2sqrt(X)
ex=ex

u+v=u'+v'
ku=k*u'
u*v=u'v+uv'
u/v=u'v-uv/v2
u(n)=n*u'*u(n-1)
e(u)=u*e(u)

discriminant= b2-4ac
delta>0-> 2 solu = 
-b+-sqrt(delta)/2a
delta=0->1 solu = 
-b/2a
delta<0-> pas de solu=
signe de a partout 

val inter = f(x)=k  1 solution dans l'intervalle 
d'une fonction continue et monotone

lim f(x)=l   la droite d'équation y=l est asymptote horizontale à la courbe cf 
x->+infini  +infini

x->+INFINI
lim racine x=+infini
lim e(x)=+infini
lim 1/x= 0

x->-INFINI
lim x3=-infini
lim e(x)= 0
lim 1/x= 0

limf(x)=+infini droite d'equation x=a est asymptote verticale à la courbe cf en
x->a.            en a

lim 1/x=+infini 
x->0+

lim 1/x= -infini
x->0-

QUOTIENT
lim f    l      l      +inf(-inf)  +inf(-inf)
lim g   l'dif0. +-inf.  l'>0.      l'<0
lim f/g l:l'.   0.     +inf(-inf).  -inf(+inf)

INVERSE
lim f.   ldiff0. +-inf. 0avk-f(x)>0  0avk-f(x)<0
lim 1/f   1/l.     0.     +inf.        -inf

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