What is the second smallest number in x?
x = [1 2 3 4 5 6 7 8 9]
y = 2
Getting the indices from a vector
Put Two 1D matrices into one 1D matrix
Rounding off numbers to n decimals
Back to basics - mean of corner elements of a matrix
What's size of TV?
Magnitude of a vector
Reduce the logic
All odd - all even
How many complete pizzas
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