Answer:
2^1010 x 5^1011
Explanation:
This expression can be simplified by combining the exponents of the similar bases.
2^2010 x 5^2011 / 10^1000 = (2^2010 x 5^2011) / (2^1000 x 5^1000)
= (2^1010 x 5^1011) / 10^1000
The final answer is 2^1010 x 5^1011.