Mathematics
Senior High
Resolved
絶対値の中をxと見立てて、公式(logX)'=1/xを使うのは間違っていますか?🙇🏻♀️
次の関数を微分せよ。
2x-1
(4) y=log
2x+1
答
詳
2x-1
(4) log
= log|2x - 1| -log|2x+1 + 1)
2x+1
2
2
2(2x+1)-2(2x-1)
4
y'
=
2x-1 2x+1
(2x-1) (2x+1)
4x²-1
Answers
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解けました🙇🏻♀️
ありがとうございました🙇🏻♀️