Hello there, and thank you for posting your question here on brainly.
We should probably solve the square rooted numbers so we can multiply properly.
√30 ≈ 5.47
√3 ≈ 1.73
Now we can multiply the decimals to get our solution.
5.47 * 1.73 = 9.46
9.46 is your final answer.
Hope this helped!! ☺♥