english: Could you, please, help me with them?First one: Since is a subset of , it follows that is equal to some for some large-enough .
non_english: ➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡. ➡➡➡. ➡➡➡➡➡➡➡➡➡➡. ➡➡➡➡➡➡➡➡➡➡. ➡➡➡. ➡➡➡➡➡➡➡➡➡➡. ➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡. ➡➡➡➡➡➡➡➡➡. ➡➡➡➡➡➡➡➡➡➡➡. ➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡