
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
Let the complex number $z = (m^2 - 3m + 2) + (m^2 - 1)i$.  
(1) For what value of the real number $m$ is the complex number $z$ equal to zero;  
(2) For what value of the real number $m$ is the complex number $z$ a pure imaginary number;  
(3) If the point corresponding to the complex number $z$ on the complex plane is in the second quadrant, find the range of values for the real number $m$.

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