Răspuns :
Răspuns:
[tex].... = x {}^{2} - 4x + 4 + (x + 5)(x - 5) - (x + 1) = x {}^{2} - 4 - x + 4 + x {}^{2} - 25 - (x + 1) = x {}^{2} - 4x + 4 + x {}^{2} - 25 - x - 1 = 2x {}^{2} - 4x + 4 - 25 - x - 1 = 2x {}^{2} - 5x + 4 - 25 - 1 = 2x {}^{2} - 5x - 22 [/tex]