lim x²-x-6 x-〉-2 = ─── 求极限 Sin(x+2)
lim x²-x-6 x-〉-2 = ─── 求极限 Sin(x+2)
求极限lim(x-->0)x^2 sin(1/x),
求极限 ((sin(x^3+x^2-x)+sin x) /x x→0 已知lim sinx/x=1
求极限:lim x→2 sin(x-2)/(2+x-x²)
lim x->0(sqrt(sin(1/x^2)) 求极限
求极限 lim sin(x^2 * sin (1/x))/x x->0
求函数的极限lim((x→x/2)cosx)/(cos(x/2)-sin(x/2))
求 lim(x→∞)[sin(2/x)+cos(1/x)]^x的极限.
求极限lim.[( tanx-sinx) /(sin^2 2x)]
lim x趋于0 [sin(a+x)sin(a+2x)-sin^2a]/x 求极限
求极限lim(x->0)(x+e^x)^2/x
lim 1-cos4x/2sin^2x+xtan^2x x趋近于0 求极限