lim x趋∞ arctanx/根号x 为什么0
lim x趋∞ arctanx/根号x 为什么0
用洛必达法则解lim(X趋正无穷)((π/2)-arctanx)/(1/x)lim(X趋0)(ln(1+sin2x))/
求极限lim(x→0)sinxsin(1/x);lim(x→∞)(arctanx/x)
lim(n趋近于0)(arctanx)/x
lim(x→∞)arctanx/x的极限
lim(x→+∞)(2/π*arctanx)^x求极限
lim(x→+∞)(π/2-arctanx)/sin1/x,
lim(x→∞)x(π/2-arctanx)
求x→0时 lim(arctanx)/x
求lim(x→0)arctanx/x的极限,
一.x---->0时,证明lim(arctanx)/x=1
求lim x趋向于0(arctanx)/(x^2+1)