0 votes 0 votes Prove the identity laws in Table 1 by showing that $A \cup \phi = A.$ $A \cap U=A.$ Set Theory & Algebra kenneth-rosen discrete-mathematics set-theory&algebra + – Pooja Khatri asked Apr 6, 2019 Pooja Khatri 184 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.