### Home > A2C > Chapter 2 > Lesson 2.1.1 > Problem 2-13

2-13.

How many bacteria were there to start with? Make a table starting with day 0. What is the multiplier?

Extend the table and draw a graph.

Use the initial number of bacteria and the multiplier to write the equation.

*y* = 1000 · 2^{x}

Use the eTool below to create a table and graph.

Click the link at right for the full version of the eTool: A2C 2-13 HW eTool