(1/1/2)-(1/1/2+1) cine ma ajuta

Răspuns :


[tex] \frac{ \frac{1}{1} }{2} - ( \frac{ \frac{1}{1} }{2} + 1) = \frac{ \frac{1}{1} }{2} - \frac{ \frac{1}{1} }{2} - 1 = 0 - 1 = - 1[/tex]