Answer this question in Spanish: Imagine that you are on an uninhabited island and you could only bring three things with you. What did you bring?

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

This is about circle theorems. someone asap : (

Use sigma notation to represent the following series for 9 terms.