化简[(3a-4b)(-3a-4b)-(4b-3a)²-3a(1/3ab²+a-b)]÷(-3a)

来源:学生作业帮助网 编辑:作业帮 时间:2024/09/29 14:39:33
化简[(3a-4b)(-3a-4b)-(4b-3a)²-3a(1/3ab²+a-b)]÷(-3a)
x){3h D]$M ]adj)YƉIvnf Ś6IE_`gC%P6ZK a 04JZ&Bp!m#$8a -`k"ek"e_\g }:

化简[(3a-4b)(-3a-4b)-(4b-3a)²-3a(1/3ab²+a-b)]÷(-3a)
化简[(3a-4b)(-3a-4b)-(4b-3a)²-3a(1/3ab²+a-b)]÷(-3a)

化简[(3a-4b)(-3a-4b)-(4b-3a)²-3a(1/3ab²+a-b)]÷(-3a)
[(3a-4b)(-3a-4b)-(4b-3a)²-3a(1/3ab²+a-b)]÷(-3a)
=[(-4b+3a)(-4b-3a)-(4b-3a)²-3a(1/3ab²+a-b)]÷(-3a)
=[16b²-9a²-16b²+24ab-9a²-3a(1/3ab²+a-b)]÷(-3a)
=[24ab-18a²-3a(1/3ab²+a-b)]÷(-3a)
=6a-8b+1/3ab²+a-b
=7a-9b+1/3ab²