Lasketaan jakokulmassa
\(x^3-1\)
\(x-1\)
\(x^4\)
\(-x^3\)
\(-x\)
\(+1\)
\(-x^4\)
\(+x^3\)
\(-x\)
\(+1\)
\(+x\)
\(-1\)
0