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A radar gun was used to record the speed of a runner (in meters per second) during selected times in the first 2 seconds of a race. Use a trapezoidal sum with 4 intervals to estimate the distance the runner covered during those 2 seconds. Give a 2 decimal place answer and include units. (10 points) t 0 0.5 1.2 1.5 2 v(t) 0 4.5 7.8 8.3 9.0

Respuesta :

Answer:

12.7 meters

Step-by-step explanation:

[0.5 (0 + 4.5) / 2 ] + [0.7 (4.5 + 7.8) / 2] + [0.3 (7.8 + 8.3) / 2] + [0.5 (8.3 + 9.0) / 2]

= 1.125 + 4.305 + 2.415 + 4.325

= 12.17 meters