Jawabanmu

2014-09-10T20:21:49+07:00
1.(x+1)(x-6)
--------------- = x-6
x + 1

2.(x+3)(3x-9) 3x-9
-------------- = --------
(x-1)(x+3) x- 1

3.(x+3)(2x-3) 2x-3
------------------ = --------
(x+3) (x-1) x-1

4.(x-4)(2x+3) 2x + 3
------------------ = -----------
(x+4)(x-4) x+4

5. (x+7)( -x+5) 7-x
-------------------- = ----------
(x + 5)(x-5) x+5