Вариант 8. 6x2 + 15x – 9 = 02x2 – 4x + 2 = 0x2 – 5x + 6 = 0x2 + 2x + 1 = 03x2 – 12x = 0

Question

Алгебра: Вариант 8. 6x2 + 15x – 9 = 02x2 – 4x + 2 = 0x2 – 5x + 6 = 0x2 + 2x + 1 = 03x2 – 12x = 0​

kamilaCOOL777 · Answer

15x = -12-9X = -21/ 15X= - 1,4-4x = -4-2X = 1,5-5x = -6-2X = 1,62x = -1-2X = - 1,5X= -1...

Вариант 8. 6x2 + 15x – 9 = 0
2x2 – 4x + 2 = 0
x2 – 5x + 6 = 0
x2 + 2x + 1 = 0
3x2 – 12x = 0