Will not work for x = [1 3 5 7] or x = [0:5:30], for example.
Find state names that start with the letter N
First non-zero element in each column
Rotate a Matrix by 90 degrees
Replace multiples of 5 with NaN
Calculate the derivative of a polynomial
Predicting life and death of a memory-less light bulb
Given a number N, find the smallest prime P>N
Multiply a column by a row
Selecting books on MATLAB for experts and beginners (blindfolded)
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