Mathematics
Senior High
Resolved
分数式の問題です
なぜ符号がプラスからマイナスになるのか教えて頂きたいです!
x
x²-4a²
x
x²-4az
十
x-2a
(x+2a)(x-2a)
1
2a
2
4a² - x²
2
2a
4a² - 2²
11
x+29
#
Answers
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