Trouver forme canonique
kvillers
Created on September 18, 2021
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Transcript
Comment déterminer la forme canonique "à la main" ?
x2+12x-11
Commencer
x2 + 12x - 11
un autre exemple
x2 + 12x +....
36
-36
x2 + 12x - 11 =
- 11
= (x+6)2
- 36
- 11
= (x+6)2 - 47
x2+12x+36=(x+6)2
x2 - 16x +1
retour 1er exemple
x2 - 16x + ?
64
-64
x2 - 16x + 1 =
+ 1
= (x-8)2
- 64
+ 1
= (x-8)2 - 63
x2-16x+64=(x-8)2