MediumVectors & geometry

Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §11.2 Planes and Projections, #27 · Multivariable Calculus · Vectors & geometry

The force … acts at the point

The force $F = 3 i - 4 k$ acts at the point $(1, 2, 2)$ . How much force pulls toward the origin? How much force pulls vertically down? Which direction does a mass move under the force $F$ ?

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §11.2 Planes and Projections, #27

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