tentukan hp dari 3x²+x-2=0

X1=-(3/3)=-1
X2=-(-2/3)=2/3
hp{-1,2/3}

Bab Persamaan Kuadrat
Matematika SMP Kelas VIII

3x² + x - 2 = 0
3x² + 3x - 2x - 2 = 0
3x(x + 1) - 2 (x + 1) = 0
(3x - 2) (x + 1) = 0
3x - 2 = 0
3x = 2
x = 2/3

x + 1 = 0
x = -1

HP = { -1, 2/3 }