✨ Best Answer ✨
(a+b-c-d)(a-b+c-d)
＝(a-d+b-c)(a-d-(b-c))
a-d＝A、b-c＝Bとおけば
＝(A+B)(A-B)
＝A²-B²
＝(a-d)²-(b-c)²
ってかんじで
Mathematics
Senior High
Solved
この展開を工夫してやる方法を教えてください(＞人＜;)
お願いします！！
(atb-c-d)(a-btC-6)
8-6-ビtd-2ad +26C
こ
Answers
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉
わかりました！ありがとうございます😊