求极限lim_{x->0} tan3x/sin5x = ( ) A.0 B.3 C.3/5 D.5/3

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求极限lim_{x->0} tan3x/sin5x = ( ) A.0 B.3 C.3/5 D.5/3
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求极限lim_{x->0} tan3x/sin5x = ( ) A.0 B.3 C.3/5 D.5/3
求极限lim_{x->0} tan3x/sin5x = ( ) A.0 B.3 C.3/5 D.5/3

求极限lim_{x->0} tan3x/sin5x = ( ) A.0 B.3 C.3/5 D.5/3
求极限lim_{x->0} tan3x/sin5x = ( ) A.0 B.3 C.3/5 D.5/3 C =x→0时 sin3x/sin5x=3x/5x=3/5 lim_{x->0}

0/0型,等价极限啊,原式=3x/5x=3/5