Y 9x 2 6x 1 July 8, 2019 16 32 64 128 Y x 3 6x 2 9x 11 Y x 3 6x 2 9x 15 Y x 3 6x 2 9x 11 на отрезке 9x 2 6x 1 25 y 2 Y sin inverse 6x 1 9x 2 Y sin inverse 6x 1 9x 2 find dy dx Đồ thị hàm số y =- 9x 2 6x 1