8X pangkat 2-22X+5=0

Kelas 10 Matematika
Bab Persamaan Kuadrat

8x² - 22x + 5 = 0
(4x - 1) (2x - 5) = 0
4x - 1 = 0
4x = 1
x = 1/4

2x - 5 = 0
2x = 5
x = 5/2

Maka,
x = 1/4 atau x = 5/2