Faktorkanlah
1.ab² + a²b
2.xyz³ - x²y⁴z
3. 3a²b³c + 6a²b² -18a³c²
4. 12x - 8y + 4z
1.ab² + a²b
2.xyz³ - x²y⁴z
3. 3a²b³c + 6a²b² -18a³c²
4. 12x - 8y + 4z
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= ab(b + a)
2.xyz³ - x²y⁴z
= xyz(z² - xy³)
3. 3a²b³c + 6a²b² -18a³c²
= 3a(b³c + 2ab² - 6a²c²)
4. 12x - 8y + 4z
= 4(3x - 2y + z)