a2 - 6a + 9 = a2 - 3a - 3a + 9 = a(a - 3) - 3(a - 3) = (a - 3)*(a - 3) = (a - 3)2
6a square plus b square
6a
Divide by 6a: 6a(a + 3b)
6ax2 + 6ax + 6a = 6a(x2 + x + 1)
98a + 5 + 6a = 104a + 5
12a2b + 6a = 6a(2ab + 1)
-6a + 8 = 2 -6a = -6 a = 1
18
-4 + 10 + 6a - 2a + 3 9 + 4a
the answer is 6a
2a-6a+9-4a+9
6(a+b)