
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
A worker maintains two independent machine tools, A and B. If the probability of machine tools A and B requiring maintenance within one hour is 0.9 and 0.85, respectively, then the probability that neither machine tool requires maintenance is ____.

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