Jawabanmu

2014-08-22T19:40:53+07:00
√18 + 8√2 + √11 - 6√2
= √9x2 + 8√2 + √11 - 6√2
= 3√2 + 8√2 + √11 - 6√2
=11√2 + √11 - 6√2
=5√2 + √11