8. (10 pts) Let A. B. and C be languages. Prove or disprove: If A Sm. B and A Sm C, then A Sm BC. Justify your answer.
Posted: Sat May 14, 2022 7:41 pm
8. (10 pts) Let A. B. and C be languages. Prove or disprove: If A Sm. B and A Sm C, then A Sm BC. Justify your answer.