

MCQOPTIONS
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1. |
The new matrix after applying the elementary operation R2 2R2+3R1 on the matrix A= ( begin{bmatrix}2&5&4 5&2&6 7&2&1 end{bmatrix} ) is _____________ |
A. | ( begin{bmatrix}2&5&4 16&19&24 7&2&1 end{bmatrix} ) |
B. | ( begin{bmatrix}2&5&4 19&19&24 7&2&1 end{bmatrix} ) |
C. | ( begin{bmatrix}2&-5&4 16&19&24 7&2&1 end{bmatrix} ) |
D. | ( begin{bmatrix}1&5&4 16&19&24 7&2&1 end{bmatrix} ) |
Answer» B. ( begin{bmatrix}2&5&4 19&19&24 7&2&1 end{bmatrix} ) | |