bonjour
h (x) = ( x + 3 ) / ( 2 x - 1 )
1. h ( 5.5) = ( 5.5 + 3 ) / ( 11 - 1 ) = 8.5 /10 = 0.85
2. h ( - 0.5) = ( - 0.5 + 3 ) / ( - 1 - 1 ) = - 2.5/2 = - 1.25
