tolong dong kakak yang ngerti caranya bagai mana

3V3 + 6.....2V3 + 3
----------- × ------------ =
2V3 - 3.......2V3 + 3

(2V3)(3V3) + 3(3V3) + (2V3)(6) + (3)(6)
-----------------------------------------------------
..................(2V3 + 3)(2V3 - 3)
....18 + 9V3 + 12V3 + 18
= --------------------------------
....................12 - 9
....21V3 + 36
= ----------------
.............3
= 7V3 + 12 (E)