a.)2 radical 18 - 2 radical 15 - 6 radical 2 + 2 radical 15 =
6 radical 2 - 6 radical 2 =
0
d.)- 4 radical 2 + 6 radical 6 + 3 radical 18 - 6 radical 6 =
- 4 radical 2 + 9 radical 2 =
5 radical 2
e.) 2 radical 3 - 1 pe 3 - 2 radical 3 + 3 pe 6 - radical 3 + 3 pe 3 =
4 radical 3 - 2 - 2 radical 3 - 3 - 2 radical 3 - 6 =
0 - 11 pe 6 =
- 11 pe 6
