Jawabanmu

2014-08-16T22:25:46+07:00
A.  a4.b4.c4 .3.a-3.b-3.b3.3pangkat3.a-5
=81.a4-3-5.b4-3.c4
=81a-4bc4
=81bc4/a4
B.  -(a2 b6)
C. 160/9 x kuadrat y
d. a -a3 -b4/2b2
e. 16 b/a6