For given input matrix a, rotate it by 90 degrees and find the sum of the diagonals.
1 2 3 4
5 6 7 8
8 10 12 -2
-1 -3 -5 -7
02 - Vector Variables 5
Times 3 problem
Square a Number
function to compute root mean square of first nn positive odd integers
Find NaNs in the matrix
Nth root of a number
Basic matrix operations using standard MATLAB commands
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