bonjour
tu calcules simplement images de chaque fonction
f (x) = - x + 4
f ( 0) = 4 donc tu as un point ( 0 ; 4 )
f ( 3 ) = - 3 + 4 = 1 , tu as un second point ( 3 ; 1 )
g (x) = 2 x - 3
g (0) = - 3
g ( 3 ) = 6 - 3 = 3
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bonjour
tu calcules simplement images de chaque fonction
f (x) = - x + 4
f ( 0) = 4 donc tu as un point ( 0 ; 4 )
f ( 3 ) = - 3 + 4 = 1 , tu as un second point ( 3 ; 1 )
g (x) = 2 x - 3
g (0) = - 3
g ( 3 ) = 6 - 3 = 3