Question

Descompuneti in factori expresia: x la a douasprezecea -2x la a sasea+1

Answer 1

$( x^{12}-2x^6+1)=(x^6-1)^2=[tex][(x^3-1)(x^3+1)]^2=[(x-1)( x^{2} +x+1)(x+1)( x^{2} -x+1)]^2= \\= (x-1)^2(x+1)^2( x^{2} +x+1)^2( x^{2} -x+1)^2$