3y² + 4y - 4 = 0
D = 4² - 4 * 3 * (- 4) = 16 + 48 = 64 = 8²
3y2+4y2-4=0
D = b2-4ac
D = 16-4*3*(-4) = корень из 64 = 8
x1 = -4+8/6 = 2/3
х2 = -4-8/6 = -2
ответ: -2, 2/3
3y² + 4y - 4 = 0
D = 4² - 4 * 3 * (- 4) = 16 + 48 = 64 = 8²
3y2+4y2-4=0
D = b2-4ac
D = 16-4*3*(-4) = корень из 64 = 8
x1 = -4+8/6 = 2/3
х2 = -4-8/6 = -2
ответ: -2, 2/3