What is the average temperature (in degrees Fahrenheit) of a city over a span of 10 days if the daily temperatures were 78, 85, 82, 79, 81, 76, 83, 80, 84, and 77?
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What is the vertex of the square root function f(x) = √x + 3?
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What is the measure in degrees of an angle equivalent to 3π/4 radians?