Bonjour, voici une question toute simple mais je sais plus comment on fait
xau carré - 2x-3=0
Merci de vos reponses :D
xau carré - 2x-3=0
Merci de vos reponses :D
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Tu calcules DELTA=b(au carré)-4acDELTA= 4 -4(-3) = 4+12=16 racine de DELTA=R=4
x= -b+R/2a ou x= -b+R/2a
x= 2+4/2=6/2=3 ou x=2-4/2=-2/2=-1