How to get this one in red circle ||projn (x)||||==Xz||u||n||x. na||²||n||

Given: projnx=x·nn2n=x·nn2n. To do: We have to explain how the expression factored out.

Answered: ||projn (x) || = x. n |n||2 || n x. n…

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter1: Fundamental Concepts Of Algebra

Section1.3: Algebraic Expressions

Problem 25E

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||projn (x) || = x. n |n||2 || n x. n |n||²