數學題..........
回答 (3)
2006-12-27 3:58 am
我唔明你個括號係邊
(4m)^2(-2m)^3=(16m^2)(-8m^3)
=128m^5
定係
{(4)m^2}{(-2)m^3}=-8m^5??
(4m)^2(-2m)^3=(16m^2)(-8m^3)
=128m^5
定係
{(4)m^2}{(-2)m^3}=-8m^5??
收錄日期: 2021-04-12 20:19:07
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061226000051KK03942