Jawabanmu

2014-09-03T21:00:24+07:00
3x2 - 6√6 + √6 - 2x9
6 - 5√6 - 18
2014-09-03T21:01:51+07:00
3√2.√2 - 3√2.2√3 + √3.√2 - 6√3.√3
= 3.2 - 6√6 + √6 - 6.3
= -6 - 5√6 - 18
= (-12 - 5√6)-1
= 12 + 5√6