设函数f(x)=x^2+2ax+3a-1在区间[-2,4]上的最小值为g(a),求g(a)的表达式

设函数f(x)=x^3+ax^2-9x-1(a 设函数f(x)=x^3+ax^2-9x-1(a 设函数f(x)=x^3+ax^2-9x-1(a 设函数f(x)=x^3+ax^2-9x-1(a 设函数f(x)=-1/3x^3+2ax^2+1/3a(0 设函数f(x+1)=ax+1,且f(2)=3,则a= 设函数f(x)=ax^2+|x-a|+1x∈R求函数f(x)的最小值 设函数f(x)=ax^2+bx+c (a 设函数f(x)=2ax(平方)-ax,f(x)=-6,则a= 设|a|≤1,函数f(x)=ax^2+x-a,x∈[-1,1].证明|f(x)| 已知函数f(x)=x^3+ax^2+x+1,设函数f(x)在区间(-2/3,-1/3)内是减函数,求a的范围? 设函数f(x)=1/3x^3-1/2ax^2-2a^2x+1(a 设函数f(x)= -1/3x^3+2ax^2-3a^2x+a/3(0 设函数f(x)=ax+2,不等式｜f(x)｜ 设函数f(x)=1/3ax^3+bx^2+cx(a 设函数f(x)=-1/3x~3+2ax~2-3a~2x+1(0 设函数f(x)=-1/3x^3+2ax^2-3a^2x+1(0 设函数f(x)=-1/3x^3+2ax^2-3a^2x+b,0