### Home > A2C > Chapter 12 > Lesson 12.1.1 > Problem 12-21

12-21.

Is 435 a term in the sequence 3, 11, 19,…? If so, which term is it? If not, **justify** why not. Homework Help ✎

Find the rule for the sequence.

When you substitute 435 for *t*(*n*), do you find a positive integer value for *n*?