I have to teach someone the concept of expanded notation
user
Explain to me what this is, so I can understand the context of your question
assistant
Expanded notation in mathematics
user
I can’t really help you with explaining it to someone else, since I don’t understand it, but maybe I can understand if I listen to you explain it to me?
assistant
I have to teach someone the concept of expanded notation
user
Explain to me what this is, so I can understand the context of your question
assistant
Expanded notation in mathematics
user
For instance

x^{2y} or x^{2y} + 2^{2y} or x^{2y} + 2^{2y} + 3^{2y}
assistant
I have to teach someone the concept of expanded notation