Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §8.6 Force, Work, and Energy, #1 · Calculus · Applications of integrals

(a) Find the work … when a constant force … pounds moves…

(a) Find the work $W$ when a constant force $F = 12$ pounds moves an object from $x = .9$ feet to $x = 1.1$ feet.
(b) Compute $W$ by integration when the force $F = 12/ x^{2}$ varies with $x$ .

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §8.6 Force, Work, and Energy, #1

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