Question

1. 2 x pangkat 2 +5x +2=0

Answer 1

2x² + 5x + 2 = 0
(2x + 1) • (x + 2) = 0

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

atau

(x + 2) = 0
x = -2

Jadi, HP = {-1/2, -2}