
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 $f(x)=\frac{kx+b}{e^{x}}$.

(I) If the tangent line equation of $f(x)$ at $x=0$ is $y=x+1$, find the values of $k$ and $b$;

(II) Find $\int_{0}^{1} \frac{x}{e^{x}}dx$.

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