Б) (3a^2– 6b^2)(3a^2 + 6b^2)
а) (4y^2 + 9)(2y – 3)(2y+ 3);
б) (7m^2 – 3n^3)(7m^2 + 3n^3)

zejnabnasibova    2   10.02.2022 09:27    0