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Matrix
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2 x 4 No<span></span> </li><li><img width="121" height="63" src="file:///C:/Users/Satis/AppData/Local/Temp/msohtmlclip1/01/clip_image004.gif" v:shapes="_x0000_i1025"> 3 x 3 A square matrix<span></span> </li><li><img width="138" height="25" src="file:///C:/Users/Satis/AppData/Local/Temp/msohtmlclip1/01/clip_image006.gif" v:shapes="_x0000_i1025"> 1 x 4 No<span></span> </li><li><img width="81" XXXXXX="XX" XXX="XXXX:///X:/XXXXX/XXXXX/AppData/XXXXX/Temp/msohtmlclip1/XX/XXXXXXXXXXXXX.gif" v:XXXXXX="_x0000_i1025"> X x X A square matrix<span></span> </li><li>[3] X x X X square matrix<span></span> </li></XX> <p> </p> <p> </p> <p> </p> <p> </p> <p> </p> <p> </p> <p>Q2. XXXXX XXXXXXXX: </p> <p>A = <img width="134" XXXXXX="41" XXX="XXXX:///X:/Users/XXXXX/XXXXXXX/Local/XXXX/msohtmlclip1/01/clip_image010.XXX" v:shapes="XXXXXXXXXXXX"> X = <XXX width="133" XXXXXX="XX" XXX="XXXX:///X:/XXXXX/XXXXX/XXXXXXX/Local/Temp/msohtmlclip1/01/clip_image012.XXX" v:shapes="_x0000_i1025"> C = <XXX width="95" height="25" XXX="file:///C:/Users/XXXXX/AppData/XXXXX/XXXX/XXXXXXXXXXXX/XX/clip_image014.gif" v:XXXXXX="XXXXXXXXXXXX"> </p> <p>X = <img width="67" height="41" src="XXXX:///X:/Users/XXXXX/AppData/XXXXX/Temp/msohtmlclip1/01/clip_image016.XXX" v:shapes="XXXXXXXXXXXX"> X = [3], F = <XXX width="XX" XXXXXX="XX" src="file:///C:/Users/Satis/XXXXXXX/Local/XXXX/msohtmlclip1/01/XXXXXXXXXXXXX.XXX" v:XXXXXX="_x0000_i1025">, G = <XXX width="XX" XXXXXX="XX" src="file:///X:/Users/Satis/XXXXXXX/XXXXX/XXXX/msohtmlclip1/01/XXXXXXXXXXXXX.gif" v:XXXXXX="XXXXXXXXXXXX"><span></span> </p> <XX><li>XXXX XX the XXXXXXXXX XX XXXX XXXXXX ? </li><li>Which matrices XXX square? </li><li>Which matrices XXX symmetric ? </li><li>Which XXXXXX has XXX entry XX row X and column X XXXXX to -XX ? </li><li>XXXXX XXXXXX XXX the XXXXX XX row X XXX column X XXXXX XX 10 ? </li><li>Which are column matrices ? </li><li>Which XXX row XXXXXXXX? </li><li>XXXX X<sup>T</XXX>, C<sup>T</sup>, X<sup>X</sup>, X<XXX>T</sup> </li></ul> <p>Dimension of a matrix XX XXX order of XXX matrix: <b>row x XXXXXX</b> </p> <p>A : X x 4, X : X x 3, C: X x X, D : 2 x X, X : X x 1, F : 1 x X, X : 3 x X </p> <p> </p> <p>When <b>XXXXXXX = rows</b> in a XXXXXX, is XXXXXX a <i>square matrix.</i> </p> <p>XXX XXXXXX matrices are : <b>D</b> XXX <b>E</b> </p> <p> </p> <p>XX the transpose of a matrix XX equal to the matrix XXXXXX, XXX matrix is XXXX XX be XXXXXXXXX. </p> <p>Transpose of a XXXXXX XX a matrix obtain by using the rows of XXX XXXXXX as column in the transpose matrix. </p> <p> XXXX XXXXXX <b>E = [X]</b> XX XXXXXXXXX </p> <p> </p> <p>Matrix <b>B</b> </p> <p> </p> <p>Matrix <b>B</b> </p> <p> </p> <p>X column XXXXXX is a XXXXXX consists XX a XXXXXX XXXXXX. The dimension of a XXXXXX matrix is <b>rows x X</b> </p> <p> XXXXXX matrices are : <b> X</b> and <b>F</b> </p> <p> </p> <p>A row matrix XX a matrix XXXXXXXX XX a single row. The XXXXXXXXX of a row matrix is <b>1 x columns</b> </p> <p>Row matrices are : <b>C</b> and <b>E</b> </p> <p>Transpose of a XXXXXX is a matrix obtain XX using the rows of the matrix XX XXXXXX in XXX transpose XXXXXX. </p> <p> </p> <p>X<XXX>T</XXX> = <img width="92" height="63" src="file:///C:/XXXXX/XXXXX/AppData/XXXXX/XXXX/XXXXXXXXXXXX/01/clip_image022.XXX" v:shapes="_x0000_i1025">, C<sup>X</XXX> = <XXX width="XX" height="XX" XXX="XXXX:///X:/XXXXX/XXXXX/XXXXXXX/XXXXX/Temp/msohtmlclip1/XX/XXXXXXXXXXXXX.gif" v:shapes="_x0000_i1025">, </p> <p>X<XXX>T</XXX> = [ 3 ], X<sup>X</XXX> = <img width="120" XXXXXX="XX" XXX="XXXX:///C:/Users/Satis/AppData/XXXXX/XXXX/XXXXXXXXXXXX/01/clip_image026.XXX" v:shapes="_x0000_i1025"> </p> <p> </p> <p> </p> <p>Q3. Given the matrices : </p> <p> A = <XXX width="88" height="XX" src="file:///C:/XXXXX/Satis/AppData/XXXXX/Temp/msohtmlclip1/XX/XXXXXXXXXXXXX.XXX" v:shapes="_x0000_i1025"> , B = <img width="125" height="XX" src="XXXX:///C:/XXXXX/XXXXX/XXXXXXX/XXXXX/XXXX/XXXXXXXXXXXX/XX/XXXXXXXXXXXXX.gif" v:shapes="_x0000_i1025"> , C = <img width="XX" height="41" XXX="file:///X:/XXXXX/Satis/AppData/Local/XXXX/msohtmlclip1/01/XXXXXXXXXXXXX.gif" v:XXXXXX="XXXXXXXXXXXX"> , </p> <p>D = <img width="XX" XXXXXX="XX" src="file:///X:/XXXXX/Satis/AppData/XXXXX/Temp/XXXXXXXXXXXX/XX/XXXXXXXXXXXXX.gif" v:shapes="XXXXXXXXXXXX"> , E = <XXX width="XXX" height="XX" XXX="XXXX:///X:/XXXXX/XXXXX/XXXXXXX/Local/XXXX/XXXXXXXXXXXX/01/clip_image036.XXX" v:shapes="_x0000_i1025"> </p> <ul><li>Which of XXX XXXXX matrices XXX diagonal ? </li><li>XXXXX of the above XXXXXXXX are lower triangular ? </li><li>XXXXX of XXX XXXXX matrices XXX upper triangular ? </li></XX> <p>A square matrix in XXXXX every XXXXXXX except the principle XXXXXXXX elements is XXXX, it is XXXXXX a <i>XXXXXXXX matrix</i>. </p> <p> XXX diagonal matrices are: XXXXXXXX <b>X</b> and <b>X</b> </p> <p> </p> <p>A<i>lower triangular XXXXXX</i>is one which contains all XXX XXX-zero elements in XXX below XXX main XXXXXXXX. </p> <p> XXX XXXXX XXXXXXXXXX matrix XX : Only XXXXXX <b>X</b> </p> <p> </p> <p>A<i>upper triangular matrix</i>XX XXX XXXXX XXXXXXXX all its non-XXXX XXXXXXXX in XXX XXXXX XXX main diagonal. </p> <p> The XXXXX XXXXXXXXXX matrices are : matrices <b>A</b> and <b>D</b><span></span> </p>">
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