计算 2xy[4x²y²-3y(xy+x²y)-xy²]
计算 2xy[4x²y²-3y(xy+x²y)-xy²]
(2x-x²-3)(x³-x²-2)
(x²)³-2x³[x³-x²(4x+1)]
(-1/3xy)²·[xy(2x-y)-3x(xy-y²)]
(2x-x²-3)(x³-x²-2)
(x²)³-2x³[x³-x²(4x+1)]
(-1/3xy)²·[xy(2x-y)-3x(xy-y²)]
数学人气:316 ℃时间:2019-09-17 04:47:19
优质解答
2xy [4x²y²-3y(xy+x²y)-xy²]= 2xy [4x²y²-3xy²-3x²y²-xy²]= 2xy [x²y²-4xy²]= 2x³y³-8x²y³(2x-x²-3)(x³-x...
我来回答
类似推荐
猜你喜欢
- 1《饮酒》写了诗人自己怎样的形象?《过故人庄》中诗人的形象如何?
- 2首字母填空:Where is my chess b___?I would like to play chess with Lily.
- 3问改为间接引语的:He asked ,"Are you a student?"
- 4主题是my campus life 还没有写完但时间赶紧想先让英语好的大大帮帮忙 感激不尽.
- 525.甲、乙两地相距540km,客车与货车分别从甲、乙两地同时相对开出,经过3小时相遇,已知客车每小时行95km,那么货车每小时行多少千米?
- 6{an}是等差数列 S7=7 S15=75 Tn是数列{Sn/n}的前n和 求Tn
- 7what do you look like?和what are you like?
- 8春天的柳絮,夏天的菏泽,秋天的落叶,冬天的雪花.任选一个求600字作文?急.
- 9妈妈将10000元存入银行,定期三年,到期后从银行取回本金和税后利息10777.6元.3年定期存款的年利率是多少
- 10If you believe that he is right,that would be courageous.