
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
Given triangle \( \triangle ABC \) with internal angles \( A, B, \) and \( C \) and the opposite sides \( a, b, \) and \( c \) respectively, where \( a \cos B - b \cos A = \frac{4}{5} c \), find \( \frac{\tan A}{\tan B} \).

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