WeBWorK Standalone Renderer

This is a three part problem. Determine the next row and click on Submit. Once you determine the correct answer for that row then you will get the chance to enter another row.

Consider the pattern suggested by the 5 given rows. Enter successive rows (separating each value with a comma):

$2$
$2, 0$
$2, 0, 2$
$2, 0, 2, -2$
$2, 0, 2, -2, 4$

Hint: