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- 5
- 5
2x - 3
b)
3
3
- 4
c)
(2a - b)(a + 3b) - ( a - 4b)( 2a + b) =
2
d)
-3x(x-1)(x - 2) - 9
- 3x(
- 3
e)
(a+2c)(a - c +2) - ac=
f)
(a - c)(2a + c - 3) + ac =