
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
Line 1 passes through point P(1, 3) and intersects the positive semi-axes of the two coordinate axes at points A and B.
1. The area of the triangle formed by line 1 and the two coordinate axes is 6. Find the equation of line 1.
2. Find the minimum value of OA + OB.
3. Find the minimum value of PA•PB.

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