The table shows values of a force function f(x), where x is measured in meters and f(x) in newtons.
x 2 6 10 14 18 22 26 30 34
f(x) 5 5.8 7 8.5 9.7 8 6.5 5.4 4.1
Use the midpoint rule with
n = 4
to estimate the work W (in J) done by the force in moving an object from
x = 2
to
x = 34.
W =
