sisto56 sisto56 18-09-2020 Mathematics contestada If f(x) = (x + 9)?, which statement about f(x) is true? f(x) is an even function for all values of m. f(x) is an even function for all even values of m. f(x) is an odd function for all values of m. f(x) is an odd function for all odd values of m.