F x dfrac 1 5 x 2 2x 4 July 8, 2019 16 32 64 128 F x )=- frac 1 5 x 2 2x 4 graph F x dfrac 1 5 x 2 2x 4 graph Graph the function. f(x)=- frac 1 5 x^2+2x-4
