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# MTH501 - Linear Algebra GDB No. 1 SOLUTION Fall 2015 Discuss Here... Closing Date Monday, November 23, 2015

Instructions:

(1) Post your comments only on the concern Graded discussion Board forum and not on regular MDB forum.

(2) Zero marks will be given to irrelevant comments or to those which are copied from website or any other source.

(4) Due date will not be extended.

(5) No description will be accepted through e-mail.

Views: 3223

### Replies to This Discussion

Row
Operation
1:
1 3 -4
2 7 -4
1 2 -8
add -2 times the 1st row to the 2nd row
1 3 -4
0 1 4
1 2 -8
Row
Operation
2:
1 3 -4
0 1 4
1 2 -8
add -1 times the 1st row to the 3rd row
1 3 -4
0 1 4
0 -1 -4
Row
Operation
3:
1 3 -4
0 1 4
0 -1 -4
add 1 times the 2nd row to the 3rd row
1 3 -4
0 1 4
0 0 0
Row
Operation
4:
1 3 -4
0 1 4
0 0 0
add -3 times the 2nd row to the 1st row
1 0 -16
0 1 4
0 0 0
Row
Operation
1:

 1 3 4 2 7 -4 1 2 -8
add -2 times the 1st row to the 2nd row
 1 3 4 0 1 -12 1 2 -8
Row
Operation
2:

 1 3 4 0 1 -12 1 2 -8
add -1 times the 1st row to the 3rd row
 1 3 4 0 1 -12 0 -1 -12
Row
Operation
3:

 1 3 4 0 1 -12 0 -1 -12
add 1 times the 2nd row to the 3rd row
 1 3 4 0 1 -12 0 0 -24
Row
Operation
4:

 1 3 4 0 1 -12 0 0 -24
multiply the 3rd row by -1/24
 1 3 4 0 1 -12 0 0 1
Row
Operation
5:

 1 3 4 0 1 -12 0 0 1
add 12 times the 3rd row to the 2nd row
 1 3 4 0 1 0 0 0 1
Row
Operation
6:

 1 3 4 0 1 0 0 0 1
add -4 times the 3rd row to the 1st row
 1 3 0 0 1 0 0 0 1
Row
Operation
7:

 1 3 0 0 1 0 0 0 1
add -3 times the 2nd row to the 1st row
 1 0 0 0 1 0 0 0 1

ye solution chek kren i think ub to me ne thek hi kiya h

Attachments:

kya ye theek h?

kia ye hum ne gdb pr mathtype use kr k bhjna hy

plz btaye koi ya mathtype share kr den muj se download nai ho ra hy

$\begin{gathered} \left( {\begin{array}{*{20}{c}} 1&3&{ - 4} \\ 2&7&{ - 4} \\ 1&2&{ - 8} \end{array}} \right) = \hfill \\ \left( {\begin{array}{*{20}{c}} 1&3&{ - 4} \\ 0&1&4 \\ 1&2&{ - 8} \end{array}} \right){R_2} - 2{R_1} = \hfill \\ \left( {\begin{array}{*{20}{c}} 1&3&{ - 4} \\ 0&1&4 \\ 0&{ - 1}&{ - 4} \end{array}} \right){R_3} - {R_1} = \hfill \\ \left( {\begin{array}{*{20}{c}} 1&3&{ - 4} \\ 0&1&4 \\ 0&0&0 \end{array}} \right){R_3} + {R_1} = \hfill \\ \left( {\begin{array}{*{20}{c}} 1&0&{ - 16} \\ 0&1&4 \\ 0&0&0 \end{array}} \right) - 3{R_2} + {R_1} = \hfill \\ \left( {\begin{array}{*{20}{c}} 1&0&{ - 16} \\ 0&1&4 \\ 0&0&0 \end{array}} \right) \hfill \\ \hfill \\ \hfill \\ \end{gathered}$

ye just copy kr k gdb mn post krdn preview mn chk krskty hn app

plz help.

xr yh gdb post kaise krna h ..... math type wala ans paste kia h lms pe blank show h0rha h ????

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