lim(x→0)(1-cos2x)/xsinx
lim(x→0)(1-cos2x)/xsinx
2.5计算极限lim(x→0) (1-cos2x)/xsinx
求lim(x→∞)1-cos2x/xsinx
lim(x趋向0)(1-cos2x)/xsinx怎么解?
求lim(x→0)〔1-cos2x+tan^2 X〕/xsinx
lim(x→0)(1-cos2x)/(xsinx)的极限
lim x→0 1-cosx/xsinx
lim(x→0)(1-cos4x)/xsinx
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lim(x→0) sinx-x(x+1)/xsinx
求极限lim x→0 (1/xsinx+xsin1/x)
lim(x→0)x/(xsinx)=0和lim(x→0)(xsinx)/x=1