X 2 0 solution July 8, 2019 16 32 64 128 X 2 1 0 solution X 2 4 0 solutions X 2 4x 0 solutions X y 2 0 solution X 2 4x 3 0 solution X 2 0 how many solutions X 2 3 0 решение X 2 2x 1 0 solution X2 x 6 0 solution X 4 x 2 1 0 solution X 3 x 2 1 0 solution X2 x 2 0 solution X 2 9 0 solutions