4. Panctboual conppleteness. "Honus example for extra polnts. Whe sam through the.suan.ofplemeat, wes, and prodact. Sorh a set of eqperaters that can expees every fanction ia culked fanetioually coappete ert. We cat codetruet wes senaller sets of fanctionally comengte efmeatoes by elimainatire dither x+y=xy Similarly, we cad eliminate the produat to ating this infrntity: ry=x+y (comphement of the sum operatioe). Soon that both mts; otse only coetaining NAND and another only.