function b = area_square()
a = input('Enter the side of square:')
b = sprintf('Area of square is: %f',a*a)
What's wrong with it
function b = area_square(a)
b = a^2;
Find state names that start with the letter N
Set the array elements whose value is 13 to 0
select the primes of a vector
Find the hypotenuse
Sum of series III
How many digits are there?
Number of odd and even elements within matrix
Mean and standard deviation of times in string
Create matrix with Gray code
Make a vector of prime numbers
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