1) 8a - 12b = 4(2a - 3b)2) 3a - ab = a(3 - b)3) 6ax + 6ay = 6a(x + y)4) 4a^2 + 8ac = 4a(a + 2c)5) a^5 - a^2 = a^2(a^3 - 1) = a^2(a - 1)(a^2 + a + 1)
1) 8a - 12b = 4(2a - 3b)
2) 3a - ab = a(3 - b)
3) 6ax + 6ay = 6a(x + y)
4) 4a^2 + 8ac = 4a(a + 2c)
5) a^5 - a^2 = a^2(a^3 - 1) = a^2(a - 1)(a^2 + a + 1)