Respuesta :

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

( f + g )(x) = f (x) + g (x)

( f + g )(x) = ( x / x+1 ) + ( 2x + 1 )

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️