[張爸] 兩題導數

[henry9621205 (清心小子)]

     {ln[x^(1/5)]} (sinx)^2
 lim----------------------- = ?
x→0       x^(1/2)




    lim[(π/2-x)ln|tanx|] = ?
 x→π/2


先說聲謝了!

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