A particle moves along a line with a velocity v(t) = 2t -1, measured in meters per second. Find the total distance the particle travels from t = 0 seconds to t = 4 seconds. Provide your answer below: meters FEEDBACK Content attribution QUESTION 4 . 1 POINT Find the average value of f(x) = 2x + 3 over the interval [-3, -1]. Submit an exact answer using fractions and/or roots if needed. Provide your answer below: The average value of f(x) is