In a matrix, A = [1,2;3,4]
raise the power of each element like: 1^1+2^3+3^2+4^4 and add it all to produce the result 274
Count up then down
Remove the Zero
Convert radians to degrees
Percentage of zeros in a matrix of only 1s and 0s
Basics: counting digits of a number irrespective of the sign
Find NaNs in the matrix
Basic matrix operations using standard MATLAB commands
Product of all elements in an array
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