tanx sinx find f f

  1. B

    Tanx+sinx, find f', f", intercepts than graph

    Just had this on a problem that was due on Tuesday just past, but I have a lingering question about the intercepts. So this is simple, set it = to zero, simple, but you end up with cosx=-1, this I am struggling with. I know from the f’, and f” about my other critical points, and using a...