4(pq+pr)-(4pq+pr)+(rq-3pr) 化简

来源:学生作业帮助网 编辑:六六作业网 时间:2024/05/10 12:54:59
4(pq+pr)-(4pq+pr)+(rq-3pr)化简4(pq+pr)-(4pq+pr)+(rq-3pr)化简4(pq+pr)-(4pq+pr)+(rq-3pr)化简4(pq+pr)-(4pq+pr

4(pq+pr)-(4pq+pr)+(rq-3pr) 化简
4(pq+pr)-(4pq+pr)+(rq-3pr) 化简

4(pq+pr)-(4pq+pr)+(rq-3pr) 化简
4(pq+pr)-(4pq+pr)+(rq-3pr)
原式=4pq+4pr-4pq-pr+rq-3pr
=(4-4)pq+(4-3)pr+rq
=pr+rq

4(pq+pr)-(4pq+pr)+(rq-3pr)
原式=4pq+4pr-4pq-pr+rq-3pr
=rq