Question

(Xla 2-x+1)•(xla 2+x+1)

Answer 1

$x^{4} + x^{3} + x^{2}- x^{3} - x^{2} -x+ x^{2} +x+1[= termenii [tex] +x^{3} si - x^{3} ; + x^{2} si - x^{2} ;-x si +x$ si iti raman $x^{4} + x^{2} +1$