Simplify sqrt(3*324000).
Sqrt[3 x 324,000]==972,000
972000 = 2^5 * 3^5 * 5^3==sqrt[2^5 x 3^5 x5^3] ==sqrt[2^4 x 3^4 x 5^2] x sqrt[2 x 3 x 5]
180 x sqrt[30]
