MediumVectors & geometry

Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §11.1 Vectors and Dot Products, #26 · Multivariable Calculus · Vectors & geometry

(b) Find perpendicular unit vectors … different from

(a) Find perpendicular unit vectors $I$ and $J$ in the plane that are different from $i$ and $j$ .

(b) Find perpendicular unit vectors $I, J, K$ different from $i, j, k$ .

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §11.1 Vectors and Dot Products, #26

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