若函数f(x)在x=a处的导数为A,求lim(h→0)[f(a+h)-f(a+2h)]/h的值,
若函数f(x)在x=a处的导数为A,求lim(h→0)[f(a+h)-f(a+2h)]/h的值,
设函数f(x)在x=a处的导数为f'(a),求limh→0 f^2(a)-f^2(a-h)/h 答案为2f(a)f'(a
f(x)在x=a处可导, lim(h→0) [f(a+h)-f(a-2h)]/h=
若函数f(x)在点x=a处可导,则lim(h→0)[f(a+4h)-f(a-2h)]/3h=?
若函数f(x)在x=a处的导数为A,求limh趋向于0f(a+4h)-f(a+5h)/h的值
若函数f(x)在点x=a处可导,则lim(h→0)[(f(x)-f(x+3h))/h等于(),求过程
h→0时lim[f(a+h)+f(a-h)-2f(a)]/h^2等于什么(设f(x)的导数在 x=a点从这邻近连续)
设f(x)在x=a处可导,f'(x)=b 求极限lim(h-0) f(a-h)-f(a+2h)/ h
函数f(x)在x=a处可导,则Lim h→a [f(a+3h)-f(a-h)]/2h=?
1.函数f(x)在x=a处可导 ,则lim h->a [f(a+3h)-f(a-h)]/2h=?
设函数f(x)在x=a处可导,且lim[f(a+5h)]-f(a-5h)]/2h=1,则f'(a)=
设 函数 f(x)在x=2处可导,且f(2)的导数=1求: lim f(2+h)—f(2—h)/2h h→0