(1)f(2)=f(-2),代入方程得,4+2b+c=4-2b+c,b=0
f(x)=0一个根为1,代入方程得1+c=0,c=-1
综上:f(x)=x²-1
(2)4m²f(x)+f(x-1)≥4-4m²
4m²(x²-1)+((x-1)²-1)≥4-4m²
(4m²+1)x...
(1)f(2)=f(-2),代入方程得,4+2b+c=4-2b+c,b=0
f(x)=0一个根为1,代入方程得1+c=0,c=-1
综上:f(x)=x²-1
(2)4m²f(x)+f(x-1)≥4-4m²
4m²(x²-1)+((x-1)²-1)≥4-4m²
(4m²+1)x...