fhymfyjmryhfhn fhymfyjmryhfhn 11-07-2017 Mathematics contestada if f(x)=3x^2-2 and g(x)=2x+4, find (f-g)(x) A) x^2+2 B)2x-3x^2-2 C)3x^2-2x+2 D)3x^2-2x-6