Create the equation:
and compute y for various values of x
Indexed Probability Table
Find the dimensions of a matrix
Test Problem; Create a 5x5 array containing all ones
count upper and lower case characters
Basics: counting digits of a number irrespective of the sign
Percentage of zeros in a matrix of only 1s and 0s
Basic matrix operations using standard MATLAB commands
Find NaNs in the matrix
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