问题
填空题
(a
|
答案
(a
b2 3
)(-3a1 2
b1 2
)=-3a1 3
+2 3
b1 2
+1 2
=-3a1 3
b7 6
=-3a5 6
.6 ab5
故答案为:-3a
.6 ab5
(a
|
(a
b2 3
)(-3a1 2
b1 2
)=-3a1 3
+2 3
b1 2
+1 2
=-3a1 3
b7 6
=-3a5 6
.6 ab5
故答案为:-3a
.6 ab5