For-A-1-2-3-let-B-be-the-set-of-2-element-sets-belonging-to-P-A-and-let-C-be-the-set-consisting-of-the-sets-that-are-intersections-of-two-distinct-elements-of-B-Determine-C-P-A-power-set-
Question Number 42763 by Joel578 last updated on 02/Sep/18
Commented by Joel578 last updated on 02/Sep/18