what point of f(x)= e^(1-x^2) is concave down? I think it is 1/2 but I'm not sure

Similar Questions
    1. answers icon 0 answers
    1. answers icon 1 answer
  1. A model of a concave lens is shown below.Which of the following statements describes a possible way to apply this type of lens?
    1. answers icon 1 answer
  2. A model of a concave lens is shown below.Which of the following statements describes a possible way to apply this type of lens?
    1. answers icon 1 answer
more similar questions