Use the line graph to solve. Between which two weeks did the water level decrease? A. week 0 and week 1 B. week 1 and week 2 C.
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A 2 x 2 matrix has 2 rows and 2 columns
A specific 2 x 2 matrix a with no zero entries at all is
From the question, we understand that the matrix is a 2 x 2 matrix.
A 2 x 2 matrix is represented as:
Also from the question we understand that the elements of the matrix are non-zero.
This means that:
An example of such matrix is:
Note that there are several matrices that fit the given construction requirement
Read more about matrix at: