求极限lim x→0 (x-xcosx)/(x-sinx)lim x→0 (x-xcosx)/(x-sinx)

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求极限lim x→0 (x-xcosx)/(x-sinx)lim x→0 (x-xcosx)/(x-sinx)

求极限lim x→0 (x-xcosx)/(x-sinx)lim x→0 (x-xcosx)/(x-sinx)
求极限lim x→0 (x-xcosx)/(x-sinx)
lim x→0 (x-xcosx)/(x-sinx)

求极限lim x→0 (x-xcosx)/(x-sinx)lim x→0 (x-xcosx)/(x-sinx)
罗必塔法则,分子分母同时求导,不行再用一次罗必塔法则就可以了!两次,试试!