
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
Let the function $f(x) = \cos^2x - 2\sin x\cos x - \sin^2x$, and $g(x) = 2\cos^2x + 2\sin x\cos x - 1$. After shifting the graph of $f(x)$ to the right by $m$ units, find the value of $m$.

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