
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 \( a \geq -2 \), and \( A = \{x \mid -2 \leq x \leq a\}, B = \{y \mid y = 2x + 3, x \in A\}, C = \{t \mid t = x^2, x \in A\} \). If \( C \subseteq B \), then the range of values for \( a \) is _______.

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