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1 天前 · Average interest rate on U.S. federal debt. The national debt of the United States is the total national debt owed by the federal government of the United States to Treasury security holders.
5 天前 · The Bank of America Corporation (often abbreviated BofA or BoA) is an American multinational investment bank and financial services holding company headquartered at the Bank of America Corporate Center in Charlotte, North Carolina, with investment banking and auxiliary headquarters in Manhattan.
2 天前 · The Declaration of Independence, formally titled The unanimous Declaration of the thirteen united States of America in both the engrossed version and the original printing, is the founding document of the United States.
4 天前 · Mesopotamia[a] is a historical region of West Asia situated within the Tigris–Euphrates river system, in the northern part of the Fertile Crescent. Today, Mesopotamia is known as present-day Iraq. [1][2] In the broader sense, the historical region of Mesopotamia also includes parts of present-day Iran, Turkey, Syria and Kuwait. [3][4]
4 天前 · Definition. The variance of a random variable is the expected value of the squared deviation from the mean of , : This definition encompasses random variables that are generated by processes that are discrete, continuous, neither, or mixed. The variance can also be thought of as the covariance of a random variable with itself:
2 天前 · Gilgamesh (/ ˈɡɪlɡəmɛʃ /, [7] / ɡɪlˈɡɑːmɛʃ /; [8] Akkadian: 𒀭𒄑𒂆𒈦, romanized: Gilgameš; originally Sumerian: 𒀭𒄑𒉋𒂵𒎌, romanized: Bilgames) [9][a] was a hero in ancient Mesopotamian mythology and the protagonist of the Epic of Gilgamesh, an epic poem written in Akkadian during the late 2nd millennium BC.
2 天前 · The Cold War was a period of geopolitical tension between the United States and the Soviet Union and their respective allies, the Western Bloc and the Eastern Bloc, that started in 1947, two years after the end of World War II, and lasted until the fall of the Soviet Union in 1991.
