x2
x
=0
11x2
11x2-20x
11x2-19x
11x2-18x
11x2-17x
11x2-16x
11x2-15x
11x2-14x
11x2-13x
11x2-12x
11x2-11x
11x2-10x
11x2-9x
11x2-8x
11x2-7x
11x2-6x
11x2-5x
11x2-4x
11x2-3x
11x2-2x
11x2-x
11x2+x
11x2+2x
11x2+3x
11x2+4x
11x2+5x
11x2+6x
11x2+7x
11x2+8x
11x2+9x
11x2+10x
11x2+11x
11x2+12x
11x2+13x
11x2+14x
11x2+15x
11x2+16x
11x2+17x
11x2+18x
11x2+19x
11x2+20x
11x2+21x
11x2+22x
11x2+23x