Our function is:
Now, if is a factor of then must satisfy the equation:
So,
Putting
We get,
So, the value of 'a' for the given expression is 1281.
Given the function . The above function can be written as
a)Now, the function has minimum value since the coefficient of is .
b) The minimum value of the function occurs at and its value is
c)The minimum value of the function occurs at .
Less workers = more hours
OR the answer might be worded as
More workers = less hours