### Home > A2C > Chapter 13 > Lesson 13.1.1 > Problem13-12

13-12.

Find the infinite sum (if possible). Homework Help ✎

1. $6 + 3 +\frac { 2 } { 3 }+$ ...

How is this sequence progressing? How will that help you to find the sum?

$12$

2. $\displaystyle\sum_{k=1}^{∞}(\frac{1}{3})^k$

What are the first term and multiplier of the sequence?