
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
(In the coordinate system and parametric equations optional question) In polar coordinates, the equation of the line passing through the point (3, 0) and perpendicular to the polar axis is __________.

Present the answer in LaTex format: \boxed{Your answer}
user