solve x
Q1 (x+3)(2x+1)+3=0
Q2 15(x^2+1)=34x
Q3 (2x-5)^2=(x-3)(2x-5)
請用cross method,並寫清楚步驟!thz
收錄日期: 2021-04-13 18:51:55
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070911000051KK01999