1)(n-3)(n2+3n+9)

2) 1-x3=(х-1)(х²+х+1)

3)x3+y3=(x+y)(x2-xy+y2)

4) 8x3 + y3 = ( 2x + y)(4x2 - 2xy + y2)

5) 125-m3=(5- m)(25+5m+m2)