How do you find the critical numbers for #f(x)= (x+3) / x^2# to determine the maximum and minimum?
1 Answer
Jul 19, 2017
Explanation:
Evaluate the derivative of the function:
The critical points are the solutions of the equation:
so the only critical point is for
Evaluate the second derivative:
As
graph{(x+3)/x^2 [-10, 2, -0.2, 0]}