Final answer:
To simplify the expression √400x100, find the square roots of 400 and 100 separately, and multiply their results together. The simplified form is 200.
Step-by-step explanation:
The given expression is √400x100.
To simplify this expression, we need to find the square root of 400 and 100 separately, and then multiply their results together.
The square root of 400 is 20, and the square root of 100 is 10. So, the simplified form of √400x100 is 20x10, which equals 200.
Learn more about Simplifying square roots