delta.py

Created on September 29, 2022

587 Bytes

b**2 + 4ac

deux solus : 
  
x1 =(-b - rac de delta) / 2a
  
x2= (-b + rac de delta) / 2a

1 solu : -b / 2a

factoriser forme canonique

faire delta 

si delta > 0 alors

calculer 2 solus et injecter
dans formule

a (x- x1) (x - x2)

si delta = 0 

trouver la solu et injecter
dans formule : 
  
  a(x - solu)**2
  
  
  representation graphique
  
placer les deux solus trouver 
sur l'axe

calculer l'axe de symeterie 
soit son abscisse

(x1+x2) / 2

tracer la courbe 

et calculer ordonée en faisant
f(abscisse) dans la forme cano

remplacer les x par l'abscisse
trouvée

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