1. What are the basic formulas for permutation and combination? | ![]() |
2. How do I determine whether to use permutation or combination in a problem? | ![]() |
3. Can you give an example of a permutation problem? | ![]() |
4. Can you give an example of a combination problem? | ![]() |
5. How can I apply permutation and combination in real-life situations? | ![]() |