Mathematics
Senior High
Resolved

この問題の解き方を手書きで教えてください
答えは2枚目です

2 1 1 (2) 2 x² - 2x x-2 2
問・演習問題解 (2)x=-2

Answers

✨ Best Answer ✨

方程式を解く問題でしょうか?

Post A Comment

Answers

両辺に 2(x²-2x) =2x(x-2) を掛ける
4-2x=x²-2x
x²=4
x=±2
x≠0, x≠2 なので x=-2

Post A Comment
Were you able to resolve your confusion?