
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 the function $f(x)=2\sin x\cos x-2\sin ^{2}x+1$.

1. Find the range of the function $f(x)$ when $x\in[0, \frac {π}{2}]$.
2. Find the interval(s) where $f(x)$ is strictly increasing when $x\in[0,π]$.

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