
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 an arithmetic-geometric sequence $\{a_{n}\}$, the product of the first $n$ terms is represented as $T_{n}$. If $2a_{3}=a_{4}^{2}$, find $T_{9}$ ___.

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