Объяснение:
3y² + 7y - 6 = 0
D = 49 + 4*3*6 = 121
x1 = (- 7 - 11)/6
x1 = - 3
x2 = (- 7 + 11)/6
x2 = 2/3
3y² + 7y - 6 = 3*(x + 3)*(x - 2/3)
Объяснение:
3y² + 7y - 6 = 0
D = 49 + 4*3*6 = 121
x1 = (- 7 - 11)/6
x1 = - 3
x2 = (- 7 + 11)/6
x2 = 2/3
3y² + 7y - 6 = 3*(x + 3)*(x - 2/3)