Jawabanmu

2014-08-30T12:18:09+07:00
2014-08-30T12:24:26+07:00
( 2x - 3 ) (- 3x + 5)
= -6 x^{2} + 10x + 9x - 15
= -6 x^{2} + 19x - 15


8 4 8