a³b·﹙-4a³b﹚
=-4a^6b^2;
a²bⁿ·﹙-⅓aⁿb³﹚
=(-1/3)a^(n+2)b^(n+3);
-7/4a²bc·4/7ab²c·﹙-5ab﹚
=-a^3b^3c^2×(-5ab)
=5a^4b^4c^2;
很高兴为您解答,skyhunter002为您答疑解惑
如果本题有什么不明白可以追问,
a³b·﹙-4a³b﹚
a³b·﹙-4a³b﹚
a²bⁿ·﹙-⅓aⁿb³﹚
-7/4a²bc·4/7ab²c·﹙-5ab﹚
a²bⁿ·﹙-⅓aⁿb³﹚
-7/4a²bc·4/7ab²c·﹙-5ab﹚
数学人气:682 ℃时间:2019-12-13 17:09:52
优质解答
我来回答
类似推荐
猜你喜欢
- 1Sally wants to see a movie.see a movie 划线 划线部分提问
- 2自然界中的物理现象
- 31.She looks like her mother.(改为同义句) She __ _ ___ her mother.
- 4满井游记 习题.
- 5got,her,the,before,Lucy,report,day,yesterday,cards(.) 连词成句
- 6谁帮我写一篇英语演讲稿,who will pay for the generation gap parents or children
- 7妈妈给小方买了一套运动服花了96元,其中运动裤的价钱是上衣的7分之5,运动裤的价钱是多少元?
- 8一吨煤等于多少立方米
- 9i have to leave earlier today,because i am not quite _ today.a.me b.mine c.myself d.yours
- 10为什么等量的脂肪比糖类含的能量多却不能是生物体的主要能源物质