[微分] 2題~~
1. r=1+sinθ,求切線斜率=0之點?
2.f(x)=x^1/3(x-3)^2/3 -1<=x<=4 求極值?
(我知道極值是一階微分=0來求,但是微分完我不會整理,算完跟答案都不一樣)
先感謝囉~~
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