Which expression is equivalent to 4x^2 to the square root of 5x^4 • 3 to the square root of 5x^8 if x ≠ 0

Cynthia takes her dog to the park every 2 days. she bathes her dog every 7 days. if she took her dog to the park and bathed him today, how long will it be until she does both on the same day again?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?