帮写几道数学计算题(要过程)1.(-2abc)²×(-ab)³×2/3ab²;2.-1/2a²b²(-2/5a²-4ab+3/4b²);3.(-12abc)×(1/6a²b-1/4ab²c+1/3);4.(2x²+3)×(3x²-x+4)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 14:32:55
![帮写几道数学计算题(要过程)1.(-2abc)²×(-ab)³×2/3ab²;2.-1/2a²b²(-2/5a²-4ab+3/4b²);3.(-12abc)×(1/6a²b-1/4ab²c+1/3);4.(2x²+3)×(3x²-x+4)](/uploads/image/z/1267148-20-8.jpg?t=%E5%B8%AE%E5%86%99%E5%87%A0%E9%81%93%E6%95%B0%E5%AD%A6%E8%AE%A1%E7%AE%97%E9%A2%98%EF%BC%88%E8%A6%81%E8%BF%87%E7%A8%8B%EF%BC%891.%EF%BC%88%EF%BC%8D2abc%EF%BC%89%26sup2%3B%C3%97%EF%BC%88%EF%BC%8Dab%EF%BC%89%26sup3%3B%C3%972%2F3ab%26sup2%3B%EF%BC%9B2.%EF%BC%8D1%2F2a%26sup2%3Bb%26sup2%3B%EF%BC%88%EF%BC%8D2%2F5a%26sup2%3B-4ab%2B3%2F4b%26sup2%3B%EF%BC%89%EF%BC%9B3.%EF%BC%88%EF%BC%8D12abc%EF%BC%89%C3%97%EF%BC%881%2F6a%26sup2%3Bb-1%2F4ab%26sup2%3Bc%2B1%2F3%EF%BC%89%EF%BC%9B4.%EF%BC%882x%26sup2%3B%2B3%EF%BC%89%C3%97%EF%BC%883x%26sup2%3B-x%2B4%EF%BC%89)
帮写几道数学计算题(要过程)1.(-2abc)²×(-ab)³×2/3ab²;2.-1/2a²b²(-2/5a²-4ab+3/4b²);3.(-12abc)×(1/6a²b-1/4ab²c+1/3);4.(2x²+3)×(3x²-x+4)
帮写几道数学计算题(要过程)
1.(-2abc)²×(-ab)³×2/3ab²;
2.-1/2a²b²(-2/5a²-4ab+3/4b²);
3.(-12abc)×(1/6a²b-1/4ab²c+1/3);
4.(2x²+3)×(3x²-x+4);
5.(-a)÷a³;
6.y÷y³;
7.9ab³c÷(-6ab);
8.(4²y—2xy²)÷2xy;
帮写几道数学计算题(要过程)1.(-2abc)²×(-ab)³×2/3ab²;2.-1/2a²b²(-2/5a²-4ab+3/4b²);3.(-12abc)×(1/6a²b-1/4ab²c+1/3);4.(2x²+3)×(3x²-x+4)
电脑打字比较麻烦...我自己写出来了...