PGE 310 - HW 1 - Solution

# PGE 310 - HW 1 - Solution - The University of Texas at...

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The University of Texas at Austin PGE 310: Formulation and Solution in Geosystems Engineering Homework #1: Linear Algebra – Getting Started with MATLAB 1. Given the matrices, vectors and scalars below. Calculate the following expressions. Be sure to SHOW YOUR WORK CLEARLY. If the operation is not allowed, show or explain why. This problem is an example of how you should show your work. (40%)   4 2 3 1 u   2 5 3 1 v   3 4 1 2 w   1 2 1 x 2 1 2 1 3 2 3 2 1 A 1 1 3 3 2 1 1 4 2 B 2 3 1.1 v u w v u b T ) ( ] 4 * 1 [ ] 4 * 1 [ ] 4 * 1 [ ] 4 * 1 [ * ]) 1 * 4 [ * ] 4 * 1 ([ : Dimensions  84 120 31 55 4 10 6 2 4 2 3 1 3 4 1 2 * ) 28 ( 2 5 3 1 * 2 4 2 3 1 3 4 1 2 * ) 2 5 3 1 * 4 2 3 1 ( : b b n Calculatio 1.2 ) ( Bx A c ? ?! ]) 3 * 1 [ * ] 3 * 3 ([ * ] 3 * 3 [ : Dimensions : Dimensions do not match. Operation is not allowed. 1.3 x A x d T ? ?! ] 3 * 1 [ * ] 3 * 3 [ * ] 1 * 3 [ : Dimensions : Dimensions do not match. Operation is not allowed. 1.4 x x A F T ] 3 * 3 [ ] 3 * 3 [ ] 3 * 3 [ ] 3 * 1 [ * ] 1 * 3 [ ] 3 * 3 [ ] 3 * 1 [ * ) ( * ] 1 * 3 [ * ) ( ] 3 * 3 [ : scalar scalar Dimensions

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PGE 310 - HW 1 - Solution - The University of Texas at...

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