Mathematics
Senior High
Solved
なぜcoaxで微分するのですか?
| 関数y=log|cosx | を微分せよ。
[解答 y'=-tanx
解説
=
[茨城大]
1
COS X
1
•(cosx)
COS X
関数 y=10g10x
-4
を微分せよ。
sinx
=-tanx
(-sinx)=-COS.x
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