设f(x)=ax^3+bx^2+cx+d,(a
设三次函数f(x)=ax^3+bx^2+cx+d(a
设f(x)=ax^3+bx^2+cx+d,(a
设y=ax^3+bx^2+cx+d(a
设函数f(x)=1/3ax^3+bx^2+cx(a
设f(x)=ax^3+bx^2+cx+d(a>0),则f(x)为增函数的充要条件是( )
设f(x)=ax^3+bx^2+cx+d(a>0)则f(x)为R上增函数的充要条件是什么?
下面数论题如何证明?设5不能整除的,F(x)=ax^3+bx^2+cx+d,G(x)=dx^3+cx^2+bx+a.证明
设函数f(x)=1/3*ax;+bx;+cx(a
设函数f(x)=ax^3+bx^2+cx+d(a b c d r),对任意的实数x,有3f'(x)+2f'(-x)=5x
设函数f(x)=ax³+bx²+cx+d(a,b,c,d∈R),对任意的实数x,有3f'(x)+2f
设(2x-1)^5=ax^5+bx^4+cx^3+dx^2+ex+f
函数f(x)=ax^3+bx^2+cx+d(a≠0),若a+b+c=0,导函数f`(x)满足f`(0)f`(1)>0,设