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# Express F as a vector in terms of the unit vectors i, j, and k. Determine the angle

ISBN: 9781118807330 401

## Solution for problem 2/101 Chapter 2/7

Engineering Mechanics: Statics | 8th Edition

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Problem 2/101

Express F as a vector in terms of the unit vectors i, j, and k. Determine the angle between F and the y-axis.

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ENGR 121 B Lecture Notes for 9/26/2016 Spencer Kociba Summary of Lecture: how to classify, categorize, modify and conduct operations using matrices and vectors in MATLAB (which stands for Matrix Laboratory) MATRICES ● Matrix: stores a set of values of the same type ○ every value is an element ○ Matrix = m rows, n columns ● Creating Matrices ○ Ex. >> m=[ 1,4,6; 7,8,10; 2,7,15; 3,7,8] becomes a 4x3 matrix ■ 1,4,6 = 1st row, 7,8,10 = 2nd row, etc. ■ ; indicates the end of a row ■ MATLAB will show an error if your elements and the size of the matrix don

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