Write a script that returns the absolute value of the elements in x
e.g. x = [-1 -2 -3 -4] --> y = [1 2 3 4]
'Write a script'. Actually, they're functions.
Add two numbers
How to subtract?
02 - Vector Variables 5
Matlab Basics - Pick out parts of a vector
Replace every 3rd element in a vector with 4
Matlab Basics II - Extract last 3 elements of a vector
Matlab Basics II - Find the roots of a function
Matlab Basics II - Max & Index of Max
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