Объяснение:
(x²+1-10)/(x-3)= (x²-9)/(x-3)= (x-3)(x+3)/(x-3)= x+3
57+3= 60
60
(57^2+1)/(57-3)- 10/(57-3)=(3249+1)/54 - 10/54= 3250/54-10/54=3240/54=60
Объяснение:
(x²+1-10)/(x-3)= (x²-9)/(x-3)= (x-3)(x+3)/(x-3)= x+3
57+3= 60
60
Объяснение:
(57^2+1)/(57-3)- 10/(57-3)=(3249+1)/54 - 10/54= 3250/54-10/54=3240/54=60