1500√20

To simplify the expression 1500√20, we can first simplify the square root of 20.

The square root of 20 can be written as √(4 * 5). The square root of 4 is 2, so we have:

√(4 * 5) = 2√5

Now, we can substitute this back into the original expression:

1500√20 = 1500 * 2√5

Multiplying 1500 and 2 gives:

1500 * 2 = 3000

Therefore, 1500√20 simplifies to 3000√5.