x趋向于无穷大,则limx^2sin^2(y/x)是多少?

x趋向于无穷大,则limx^2sin^2(y/x)是多少? limx趋向无穷大 2^x 请高手指点：求极限limx^2sin(x^2)/2^x (x趋向于正无穷大) limx趋向于0 xln(sin(x^2)) 求极限limx趋向于无穷大(2x+2/2x+3)^x求详细过程. limx趋向于无穷大(x^2+1/2x+1)sin4/x等于多少 limx趋向于无穷大((2+e^(1/x))/(1+e^(4/x)+sinx/|x|) limx趋向于无穷大x^2(1-cox1/x)=多少 limx(sinx+2)当x趋向于无穷大时,结果是多少? limx趋向无穷大,(1+1/x)^3x+2=? x趋向于无穷 limx^2(sinθ/x)^2=θ^2求解答. limx趋向于0(1/sin^(2)x-1/x^2) 洛必达法则 limx趋向于0,x•In（sin（x^2））过程 求下列极限.lim(n趋向于无穷大)(2x次方)*(sin*1/2x次方) 用无穷小量的性质求下列极限,1,x趋向于0,limx^2cos(1/x) 2,x趋向于无穷大,lim(arctanx/x) 3,x趋向于0 limx*sin(1/x) x趋向于0.怎么做那lim1/(x+2x的平方）x趋向于0 limx趋向于2 ,5x/x^2-4=? limx趋向于无穷(cos1/x)^(x^2)的极限