Why change pi? there is pi built into matlab.
Who knows the last digit of pi?
Make a 1 hot vector
Generate pi using logarithm
Is the input divisible by 3?
Replace every 3rd element in a vector with 4
Log of a number
Write a code that will follow the equation y = x * (x + x) * x.
Square root of a number
If you have matrix A, create matrix B using matrix A as an "element"
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