Question

5a3bc2

2d2e

•

-8d2e3

10a2bc2

．

Answer 1

分析：根據(jù)分式的乘除法法則進(jìn)行計(jì)算，再進(jìn)行約分即可得到答案．

解答：解：原式=-

5a3bc2•8d2e3

2d2e•10a2bc2

=-

2ae2

1

=-2ae²．

點(diǎn)評(píng)：本題考查了分式的乘除法、約分的應(yīng)用，熟練地運(yùn)用法則進(jìn)行約分是解此題的關(guān)鍵．