Question

Rozłóż na czynniki wielomian: W(x) = x^4 + x^3 - x - 1

Answer 1

x1=1+5/4=3/2

x2=1-5/4=-1

2x2−x−3= 2( x−32)( x+1) = ( 2x−3)(x+1) W(x) = x2( 2x−3)(x+1)

 

Answer 2

W(x)=x^3(x+1)-1(x+1)=(x+1)(x^3-1)