1. Show how the function f(w, x, y) = m(0, 4, 5, 6, 7) can be implemented (a) using a 3-to-8 binary decoder and an OR gate (b) using a 3-to-8 binary decoder and an NAND gate (c) assume the function has one more input called z, implement the function using a 4-to-16 binary decoder and OR gate