1.
x4+12x3+54x2+108x+81
2.
7776+6480c+2160c2+360c3+30c4+c5
3.
x4+20x3+150x2+500x+625
4.
1024+1280u+640u2+160u3+20u4+u5
5.
x4+8x3+24x2+32x+16
6.
u4+4u3+6u2+4u+1
7.
243+405x+270x2+90x3+15x4+x5
8.
32+80x+80x2+40x3+10x4+x5
9.
3125+3125u+1250u2+250u3+25u4+u5
10.
x4+16x3+96x2+256x+256