limx^2sin1/x^2/sin2x

limx^2sin1/x^2x趋近无穷求极限limx^2sin1/x^2x趋近无穷求极限limx^2sin1/x^2x趋近无穷求极限

X趋向0,SIN1/X^2-1/SIN2X的极限（不是SINX^2,是SIN2X）X趋向0,SIN1/X^2-1/SIN2X的极限（不是SINX^2,是SIN2X）X趋向0,SIN1/X^2-1/SI

limx→0（sin2x）/x^2+xlimx→0（sin2x）/x^2+xlimx→0（sin2x）/x^2+x

求极限limx^2sin1/(x+x^2)(x趋向0)求极限limx^2sin1/(x+x^2)(x趋向0)求极限limx^2sin1/(x+x^2)(x趋向0)如果是：limx^2sin【1/(x+

求limx趋近于无穷大(3x^2+5)/(5x+3)sin1/x的极限值求limx趋近于无穷大(3x^2+5)/(5x+3)sin1/x的极限值求limx趋近于无穷大(3x^2+5)/(5x+3)si

计算极限：limx趋向于无穷,[（5x^2+1）/(3x-1)]sin1/x计算极限：limx趋向于无穷,[（5x^2+1）/(3x-1)]sin1/x计算极限：limx趋向于无穷,[（5x^2+1）

limx^3(sin1/x-1/2sin2/x)x趋向无穷limx^3(sin1/x-1/2sin2/x)x趋向无穷limx^3(sin1/x-1/2sin2/x)x趋向无穷

limx→02sinx-sin2x/x^3的极限limx→02sinx-sin2x/x^3的极限limx→02sinx-sin2x/x^3的极限lim(x→0)(2sinx-sin2x)/x^3=li

limx→0ln(1+2x)/sin2x=limx→0ln(1+2x)/sin2x=limx→0ln(1+2x)/sin2x=这是一个0/0的极限方法一：利用等价无穷小（当x→0时,有ln(1+x)与

limx^2sin1/x求极限（lim下是x~0)limx^2sin1/x求极限（lim下是x~0)limx^2sin1/x求极限（lim下是x~0)求极限x→0lim[x²sin(1/x)

（1）limx趋于0x乘以sin1/x是多少（2）趋于正无穷呢（1）limx趋于0x乘以sin1/x是多少（2）趋于正无穷呢（1）limx趋于0x乘以sin1/x是多少（2）趋于正无穷呢（1）趋于0时

x趋向0,x^2·（sin1/x）/sin2x的极限x趋向0,x^2·（sin1/x）/sin2x的极限x趋向0,x^2·（sin1/x）/sin2x的极限x^2·（sin1/x）/sin2x=x/s

limx→0(x^4sin1/x+e^x-e^-x-2x)/sinx^3的值?limx→0(x^4sin1/x+e^x-e^-x-2x)/sinx^3的值?limx→0(x^4sin1/x+e^x-e

求这道题的错误原因limx^3(sin1/x-1/2siin2/x)=limx^3sin1/x-lim1/2x^3sin2/x=limx^3乘1/x再减lim1/2x^3乘2/x=limx^2-lim

（x→∞）limarctanx/x和（x→∞）limx^2sin1/x的极限分别是多少,（x→∞）limarctanx/x和（x→∞）limx^2sin1/x的极限分别是多少,（x→∞）limarct

画出函数y=sin2X及y=sin1/2X的图像画出函数y=sin2X及y=sin1/2X的图像画出函数y=sin2X及y=sin1/2X的图像1/2）=4pai,而函数y=2sin2x的周期为T2=

limx趋向无穷【2x^2+3/3x+2】*sin1/x答案是2/3呀,做错了limx趋向无穷【2x^2+3/3x+2】*sin1/x答案是2/3呀,做错了limx趋向无穷【2x^2+3/3x+2】*

求limx^2（sin1/x)/根号（2x^2-1）在x趋向于正无穷的极限求limx^2（sin1/x)/根号（2x^2-1）在x趋向于正无穷的极限求limx^2（sin1/x)/根号（2x^2-1）

limx－＞0sin1/x=?limx－＞0sin1/x=?limx－＞0sin1/x=?limsin(1/x)不存在.因它可等于[-1,1]的任何数limx趋近于0x*sin1/x=0

高数求极限limx趋近于0tanx-x/(sinx^2sin2x)分母是sin（x^2)乘sin2x高数求极限limx趋近于0tanx-x/(sinx^2sin2x)分母是sin（x^2)乘sin2x