Good problem. :) That's something that they don't teach at schools or universities. Not fractional powers anyway.
Select every other element of a vector
Remove all the consonants
Multiples of a Number in a Given Range
Count up then down
Create an n-by-n null matrix and fill with ones certain positions
Apply a function array to an array of numbers
Replace multiples of 5 with NaN
Two-output anonymous function?
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