tolong dong besok di kumpulkan

ax^2 + bx + c =
6x^2 - 28x + 30 =
2 bilangan jika dikalikan = 180
2 bilangan jika dijumlah = -28
Kedua bilangan itu -10 dan -18

1/a (ax+p)(ax+q)=0
1/6(6x-18)(6x-10)=0
(x-3)(6x-10)=0

x-3 = 0
x = 3

6x - 10 = 0
6x = 10
x = 5/3
Jadi, x1 = 3, dan x2 = 5/3