Odpowiedź :
Odpowiedź:
[tex](x + 2)(x - 1) - 4 = 4 + (x - 2)(x - 1) \\ (x + 2)(x - 1) - (x - 2)(x - 1) - 8 = 0 \\ (x - 1)(x + 2 - x + 2) - 8 = 0 \\ 4(x - 1) - 8 = 0 \\ 4x - 4 - 8 = 0 \\ 4x = 12 \\ x = 3[/tex]
Odpowiedź:
[tex](x + 2)(x - 1) - 4 = 4 + (x - 2)(x - 1) \\ (x + 2)(x - 1) - (x - 2)(x - 1) - 8 = 0 \\ (x - 1)(x + 2 - x + 2) - 8 = 0 \\ 4(x - 1) - 8 = 0 \\ 4x - 4 - 8 = 0 \\ 4x = 12 \\ x = 3[/tex]