MAKEOUTHILLX MAKEOUTHILLX 12-04-2020 Mathematics contestada Which polynomial represents the difference below? (5х^7+9х^4+ 3) - (x^4- 3х) А. 5х^7 + 9x^4 + 3x + 3 в. 4x^11 + 8х^3 + 3 с. 8х+6 D. 4х^7+ 8x^4 - 3x+3