0 votes 0 votes How many Boolean functions on two independent Boolean variables a and b are dependent on either a or b or both? (A) 16 (B) 15 (C) 14 (D) 13 BOB asked Dec 18, 2018 BOB 385 views answer comment Share Follow See all 6 Comments See all 6 6 Comments reply Show 3 previous comments BOB commented Dec 18, 2018 reply Follow Share But the answer in answer key is 14 .....:( 0 votes 0 votes MiNiPanda commented Dec 18, 2018 reply Follow Share Okay then should we consider the case when all the minterms are present which means 1 that is independent of A and B? @arvin please check this once.. 0 votes 0 votes arvin commented Dec 18, 2018 reply Follow Share @MiNiPanda function symbol name F0 0 FALSE F1 A ^ B AND F2 A ^ !B A AND NOT B F3 A A F4 !A ^ B NOT A AND B F5 B B F6 A xor B XOR F7 A v B OR F8 A nor B NOR F9 A XNOR B XNOR F10 !B NOT B F11 A v !B A OR NOT B F12 !A NOT A F13 !A v B NOT A OR B F14 A nand B NAND F15 1 TRUE . from all these 16 functions only true and false are free from A and B... so answer should be 16-2 =14 :/ 2 votes 2 votes Please log in or register to add a comment.
