andrewhernandez29 andrewhernandez29 08-12-2020 Mathematics contestada Perform the indicated operation. 3) g(x) = 2x + 4 h(x) = 3x - 4 Find (g-h)(x) 4) g(n) = 2n - 4 f(n)=n^3 - 1 Find (g+f)(n)