MediumVectors & geometry

Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §11.2 Planes and Projections, #26 · Multivariable Calculus · Vectors & geometry

… is perpendicular to

Find the projection $P$ of $B$ along $A$ . Also find $∣ P ∣$ .

$A$ is perpendicular to $x - y + z = 5, B = i + j + 5 k$ .

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §11.2 Planes and Projections, #26

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