a除以a的负2次幂
=a*a^2
=a的三次幂
猜你喜欢
- 1太阳能热水器说将太阳能转化为热能这句话对吗?
- 22x的平方减8加6 因式分解
- 3the food from china还是chinese
- 4linda likes () (act),she wants to be an () (act)应怎么填呢?
- 5代数式5-（x+y）2的最大值是_，当取最大值时，x与y的关系是_．
- 6【 】does it take you to go to the Summer Palace from your school by bus?
- 7要除去氮气中混有少量CO2以收集较纯净且干燥的氮气,可以把气体先通过盛有＿＿溶液的洗气瓶,再通过盛...
- 8翻译increased noise levels lead to a lack of concentration
- 9用一个动滑轮在5s,将一个重为200N的物体向上提起3m,拉力为150N拉力所做的功是多少J?
- 10我说我的生活教育故事1000字作文