Jawabanmu

2014-08-29T13:32:23+07:00
1. (p + 3) (p + 6)
2. (m - 1) (m + 5)
3. (x - 1) (x - 2)
2014-08-29T14:20:39+07:00
p² + 9p + 18
⇔ p² + 3p + 6p + 18
⇔ p (p + 3) + 6 (p + 3)
⇔ (p + 6) (p + 3)

m² + 4m - 5

⇔ m² - m + 5m - 5
⇔ m (m - 1) + 5 (m - 1)
⇔ (m + 5) (m - 1)

x² - 3x + 2
⇔ x² - x - 2x + 2
⇔ x (x - 1) - 2 (x - 1)
⇔ (x - 2) (x - 1)
1 5 1