can i pleas be helped on the following code i dnt understand the outpu

A=[2 4 10 13;16 3 7 18;8 4 9 25;3 12 15 17]

B=[-1 4 -5 10;6 13 11 -5;-3 12 0 2;2 12 -5 8]

A(4:8)

Answer 1

[Stephan]

A=[2 4 10 13;16 3 7 18;8 4 9 25;3 12 15 17]

A = 4×4

2 4 10 13 16 3 7 18 8 4 9 25 3 12 15 17

A(4:8)

ans = 1×5

3 4 3 4 12

You need to understand linear indexing in Matlab:

https://de.mathworks.com/help/matlab/math/array-indexing.html#MatrixIndexingExample-2