Step 1: Determine the value of first derivative of the given function
The given function is and its first derivative with respect to is when .
Differentiate both sides of the equation with respect to .
Step 2: Determine the value of
Substitute in .
Step 3: Solve for the required minimum value
It is given that .
Thus and .
the minimum value of can be given by,
Hence, the minimum value of is .