
Step-by-step explanation:
The elements of matrices are represented in the form

Here r is the row number and c is the column number.
Given matrix is:
![A = \left[\begin{array}{ccc}3&6&9\\2&4&8\end{array}\right]](https://tex.z-dn.net/?f=A%20%3D%20%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D3%266%269%5C%5C2%264%268%5Cend%7Barray%7D%5Cright%5D)
The elements of matrix will be represented by a_{r,c}
We have to find 
Which means that the first row and third column.
The first row is: 3 6 9 and the element in third column is: 9
So,

Keywords: Matrices, Elements
Learn more about matrices at:
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-4.5 might be the answer im not very sure but yeah
The ratio is 14:5, as 42 divided by 3 is 14 and 15 divided by 3 is 5.
Answer:
A worker with 15 years of service gets 5 weeks of vacation each year.
Step-by-step explanation:
4th option
P0 = 1000
<span>(A) pt = 1000 + 90t ; 1000 + 90 + 90 + 90 ... </span>
<span>(B) pt = 1000 * 1.03^t ; ((10000 * 1.03) * 1.03)..</span>