7
-2a^2
(a - 2b)(2a - b)
No
(a - 6)(2a + 3)
7
-2a^2
(2a + b)(a + 3b)
(a - 2b)(2a - b)
No
It is 2a-b simplified
(a - 6)(2a + 3)
The answer is 2a because of the two a's equal 2a
(2a+1)(a+1)
That factors to (2a - 7)(2a + 9)
3+2*A+B*4/2-4 = 3 + 2A + 2B - 4 = 2A + 2B - 1
The GCF is 2a.