
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 $f(x)= \sqrt {3}\sin 2x-2\sin ^{2}x$,
(1) Find the smallest positive period and the monotonically decreasing interval of $f(x)$;
(2) If $x\in\[- \frac {π}{6}, \frac {π}{3}\]$, find the maximum value of $f(x)$ and the corresponding $x$ value when the maximum value is obtained.

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