Posts by Ana.

Total # Posts: 4

  1. High School English

    How did The Masque of the red death show evil? Ive read it over and over and cant seem to find evil no where in this story.
  2. calculus

    Suppose the function f(x)=2x^3+ax^2+bx has a critical point at x=−1, for which f(−1)=−2. What is a, b?
  3. calculus

    Given the function g(x)= (3x) / (2+5x^2 ) find its region of increase and decrease. Give open intervals.
  4. calculus

    Specify the region over which the following function f(x) is increasing and the region where it is decreasing. f(x)= √-x Your answer should be either open intervals or the empty set ϕ.