To solve the equation 10^(-1) = 30 and round to the nearest thousandth, we can follow these steps:
1. Evaluate 10^(-1): 10^(-1) is equal to 1/10, which is 0.1.
2. The equation becomes: 0.1 = 30.
3. Since 0.1 is much smaller than 30, it is clear that 0.1 is not equal to 30.
4. Therefore, there is no real solution to the equation 10^(-1) = 30.
5. The closest answer choice among the options provided is 0.000, which could be considered the most appropriate option given the lack of a valid solution.
In conclusion, the closest option to a correct solution when rounding to the nearest thousandth for the equation 10^(-1) = 30 is 0.000.