Jawapan

  • Pengguna Brainly
2016-03-09T22:17:01+08:00
2x² + hx + k = 0
x^2 + h/2 x + k/2 = 0
sor = - h/2 , por = k/2

a + b = - 2 + 3 , (a)(b) = (-2)(3)
1 = - h/2          , - 6 = k/2
- h = 2             , k = - 12
h = - 2
1 5 1