跪求f(x)=1/√3(x^2-3x 2)limx*sin(1/x) 跪求f(x)=1/√3(x^2-3x 2)limx
limx趋于0x/f(3x)=2,求limx趋于0f(2x)/x
设f(x)={1/x,x^2-2x,3x-6 联立 条件有x<0,0≤x≤2,x>2,求limx→0f(x)及limx→
若limx→2 f(x)-5/x-2=3,求limx→2 f(x)极限值
设极限limx→1f(x)存在,且f(x)=3x∧2+2xlimx→1f(x),求f(x)
设f(x)={3x+2,x^2+1,2/x 联立 条件有x≤0,0≤x≤1,x>1,求limx→0f(x)及limx→1
已知limx/f(4x)=1,求limf(2x)/x x趋近0
已知{limx趋近0 [(sin6x)+xf(x)]/x^3}=0 求limx趋近0 [6+f(x)]/x^2=?答案是
已知limx趋近0 [6+f(x)]/x^2=36,求limx趋近0 [(sin6x)+xf(x)]/x^3=?
求极限limx→1√3-x-√1-x/x^2+x-2
求极限limx→0(e^x一1一x)^2/tanx*sin^3x
limx趋向1 2x+3/x-1 求极限
已知limx趋近于[6sinx-(tanx)f(x)]/x^3=0 求limx趋近于0[6-f(x)]/x^2