MediumVectors & geometry

Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §11.2 Planes and Projections, #37 · Multivariable Calculus · Vectors & geometry

The line … is perpendicular to the vector … ______

All points and vectors are in the $x y$ plane.

The line $3 x + 4 y = 10$ is perpendicular to the vector $N =$ ______. On the line, the closest point to the origin is $P = t N$ . Find $t$ and $P$ and $∣ P ∣$ .

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §11.2 Planes and Projections, #37

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