root noun [C] (IN MATHEMATICS). âº specialized mathematics a âsolution of some âequations (= âmathematical âstatements) âº specialized A root of a âparticular ânumber is another ânumber that, when âmultiplied by itself one or more âtimes, âreaches that ânumber: The âsquare root of 64 is 8, and the âcube root of 64 is 4.
ï4 states have REAL ID-comparable enhanced driver license/ID documents. ï§ American Association of Motor Vehicle Administrators conducting a survey of states. ï§ 15 states have laws prohibiting implementation of REAL ID, including Washington (SSB 5087, 2007).
Enhanced driverâs licenses can be used for domestic U.S. air travel and to re-enter the U.S. by land or sea from Canada, Mexico and some Caribbean countries. It is not valid for other international travel. Minnesotans may choose to obtain this card, but are not required to do so.