SOLUTION: Identify a23 and a11 , if possible. Matrix question
6 -1 3
-6 7 5
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Question 1196461: Identify a23 and a11 , if possible. Matrix question
6 -1 3
-6 7 5
Found 2 solutions by MathLover1, greenestamps:
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
compare to
and
Answer by greenestamps(13200) (Show Source): You can put this solution on YOUR website!
In matrix A, a23 is the entry in row 2, column 3 -- or, informally, the 3rd entry in row 2. In the given matrix, that entry is 5.
Similarly, a11 is the 1st entry in row 1, which in the given matrix is 6.
ANSWERS: a23 = 5; a11 = 6
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