-2x
-a2-8a+1
-4.2a2+4.8a+1.1
53x2-2320x+19
5x2+4x+3
-3x2+9x
-16x2-16x+56
136a2-98a+263
-2a-11b
3a-3c
13a-5b-7c
-2x2-4xy+5y2
-12a+8b-16
-8x-9y
8x+22
4a-11b+31
132x-163
-198x+94
x2+11y2
11x6-5y6
9x35+71y35
2x3-2y3
14a2b2c4
15a2b2c
96x2y2z2
3a4b2c32
12x3y3
200x5
36x3y6
a9b11c784
3a2
-2y2z3x
-9q2pr6
9a2
9z2x2
2ab23c
3x47
-72qp
10x
a2bc25
-4p3r3