Jawabanmu

2014-08-24T14:17:24+07:00
2014-08-24T14:49:41+07:00
a. 16x² - 24x + 9
⇔ 16x² - 12x - 12x + 9
⇔ 4x (4x - 3) - 3 (4x - 3)
⇔ (4x - 3) (4x - 3)

b. 9p² + 6pq + q²
⇔ 9p² + 3pq + 3pq + q²
⇔ 3p (3p + q) + q (3p + q)
⇔ (3p + q) (3p + q)
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