Question

Descompuneti in factori ireductibili expresia:
(x² + x - 5)(x² + x - 3) - 3

ajutor va rog​

Answer 1

${x}^{4} + {x}^{3} - 3 {x}^{2} + {x}^{3} + {x}^{2} - 3x - 5 {x}^{2} - 5x + 15 - 3 =$

${x}^{4} + 2 {x}^{3} - 7 {x}^{2} - 8x + 12$