Question

化簡(jiǎn)：

a •a

3 a2

=

a

5

6

．

Answer 1

分析：化為分?jǐn)?shù)指數(shù)冪運(yùn)算即可得出．

解答：解：原式=a

1

2

+1-

2

3

=a

5

6

．
故答案為a

5

6

．

點(diǎn)評(píng)：熟練掌握分?jǐn)?shù)指數(shù)冪運(yùn)算法則是解題的關(guān)鍵．