Verified answer

bonjour

tu calcules  2 images de chque fonction

g (x) = x /2 - 1

g(0) = - 1

g ( 2 ) = 1 - 1 = 0

h (x) = - 2 x + 4

h (0) = 4

h ( - 1 ) = 2 + 4 = 6