X 2 2 64 0 July 8, 2019 16 32 64 128 4 x 2 2 64 0 X 2 64 0 quadratic formula X 2 64 0 решите уравнение X 2 64 0 square root X 2 64 0 решите неравенство X 2 64 0 factor X 2 64 0 discriminant X 6 2 y 4 2 64 0