
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 that the graph of the function f(x) = x^α passes through the point (4, 2), let a\_n = $\frac{1}{f(n+1) + f(n)}$, where n ∈ ℕ*. Let S\_n denote the sum of the first n terms of the sequence {a\_n}. Find S\_2019.

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