Question

Persamaan kuadrat dari 3x kuadrat +5x-2=0

Answer 1

Verified answer

Bab Persamaan Kuadrat
Matematika SMP Kelas VIII

3x² + 5x - 2 = 0
3x² + 6x - x - 2 = 0
3x(x + 2) - 1 (x + 2) = 0
(3x - 1) (x + 2) = 0
3x - 1 = 0
3x = 1
x = 1/3

x + 2 = 0
x = -2

HP = { -2, 1/3 }