ABCD 是已知數
X 為未知數
請列式計算以下結果:
AX+B = CX+D
中學數學問題 X
2009-11-05 5:21 am
回答 (3)
2009-11-05 5:42 am
✔ 最佳答案
AX+B = CX+DAX - CX = D - B
X(A - C) = D - B
X = (D - B) / (A - C)
2009-11-06 4:31 am
2009-11-06 2:26 am
AX+B=CX+D
=AX-CX=D-B
=X(A-C)=D-B
X=D-B/A-C
=AX-CX=D-B
=X(A-C)=D-B
X=D-B/A-C
收錄日期: 2021-04-21 22:06:16
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20091104000051KK01366