Not a function: “one to many“. In other words, let’s say you had one x-value that maps to many y-values. For example, — in coordinate notation — (2,1) and (2,10). If the first number (the x-value) repeats,
Create an account Ask a question Our experts can answer your tough homework and study questions. Ask a question Search AnswersLearn more about this topic: Using Sigma Notation for the Sum of a Series from Chapter 21 / Lesson 13 14K Sigma notation can be used to present the same infor...