
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
The instantaneous rate of change of carbon-14 content is $-\frac{\ln2}{20}$ (becquerel/year) given that at $t=5730$. Using the formula $M(t) = M_0 \cdot 2^{-\frac{t}{5730}}$, determine $M(2865)$.

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