(x-7)^2 (5a+1)^2 (2x-3y)^2 (a^2-3)^2 (9+a)^2 (8-b)^2 (3y-4)^2 (5a+6b)^2 (a-y^3)^2 (a+c)^2 (11-y)^2 (10+4c)^2 (-3c+a)^2 (a^2+b^2)^2
Х^2-14х+49 25а^2+10а+1 4х^2-12ху+9у^2 А^4-6а^2+9 81+18а+а^2 64-16в+в^2 9у^2-24у+16 25а^2+60ав+36в^2 А^2-2ау^3+у^6 А^2+2ас+с^2 11^2-22у+у^2 10^2+80с+16с^2 9с^2-9ас+а^2 А^4+2а^2в^2+в^4