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18 jam yang lalu · Consider a situation where a small ball is being tossed up in the air and then we measure its heights of ascent h i at various moments in time t i.Physics tells us that, ignoring the drag, the relationship can be modeled as = + +, where β 1 determines the initial velocity of the ball, β 2 is proportional to the standard gravity, and ε i is due to measurement errors.
18 jam yang lalu · A diacritic (also diacritical mark, diacritical point, diacritical sign, or accent) is a glyph added to a letter or to a basic glyph. The term derives from the Ancient Greek διακριτικός (diakritikós, "distinguishing"), from διακρίνω (diakrínō, "to distinguish").The word diacritic is a noun, though it is sometimes used in an attributive sense, whereas diacritical is only ...