Discover Questions

Use the mean value theorem to show that for any real number a,b ICos(a)-Cos(b)I<=Ia-bI? Please solve this polynomial and ordinary differential equation problem? How to have S. 3. X. With self? What if gold came from dinosaur urine? Is the Denbigh Mental Asylum haunted or is all that just photoshopped nonsense, or have strange things happened there?