
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 in the expansion of \\(( \sqrt {x}- \dfrac {1}{2 \sqrt[4]{x}})^{n}\\), only the fifth term has the maximum binomial coefficient.  
\\((1)\\) Determine whether there is a constant term in the expansion. If there is, find the constant term; if not, explain why;  
\\((2)\\) Find all the rational terms in the expansion.

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