derivationmaths.py

Created on December 06, 2021

372 Bytes

# Type your text here
f(x)=k    f'(x)=0
f(x)=x    f'(x)=1
f(x)=x2   f'(x)=2x
f(x)=x3   f'(x)=3x2

f decroissante si 
f'(x)<0
f croissante si
f'(x)>0
f constante si
f'(x)=0

f'(x):ax+b=0
si on cherche l'abscisse
entre deux points dans 
un tableau de signes
f'(x) est le coefficient
directeur de la tangente
a la courbe au point
abscisse x:f'(x)=x/x=x

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