Sagot :
bonjour
f ( 0 ) = - 2
f ( - 1 ) = 0
( 0 + 2 ) / ( - 1 - 0 ) = - 2
ax = - 2 x
f ( - 1) = 0
2 + b = 0
b = - 2
f (x)= - 2 x - 2
d'où f ( 0 ) = - 2
bonjour
f ( 0 ) = - 2
f ( - 1 ) = 0
( 0 + 2 ) / ( - 1 - 0 ) = - 2
ax = - 2 x
f ( - 1) = 0
2 + b = 0
b = - 2
f (x)= - 2 x - 2
d'où f ( 0 ) = - 2