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Magnitude of vectors


Vector u, with, vector, on top has an initial point left parenthesis, 3, comma, 3, right parenthesis and a terminal point left parenthesis, 7, comma, 2, right parenthesis.
Find the magnitude of u, with, vector, on top.
Enter an exact answer as an expression with a square root symbol or enter an approximate answer as a decimal rounded to the nearest hundredth.
vertical bar, vertical bar, u, with, vector, on top, vertical bar, vertical bar, equals