Hoyeonbabygo Hoyeonbabygo Math Answered Find the degree of each polynomial function. (1) P (x) = 20x + 12 (2) P(x) = 9x^3 + 5x^2 - 15 (3) P(x) = 31x^7 - 12x^5 - 15x^3 + 3x + 5 (4) P(x) = 9