1 Suppose we want to differentiate Æ (x) = x 2 sin (x). 2  By using the product rule, one gets the derivative Æ '(x) = 2 x sin(x) + x 2 cos(x) (since the derivative of x 2 is 2 x and the derivative of sin(x) is cos(x)).
Costanza Connie Falconeri/Kate Howard (as played by Kelly Sullivan on General Hospital) Useful information about Costanza Connie Falconeri/Kate Howard. * She grew up in Bensonhurst in an Italian American family. * Her birth name is Constanza Louise Falconeri. * She almost ran off with Sonny while in high school, but didn't want to give up on her dream of a career in fashion.
For the historian, see Katie Holmes (historian). Kate Noelle Katie Holmes (born December 18, 1978) is an American actress, model, and filmmaker who first achieved fame for her role as Joey Potter on The WB television teen drama Dawson's Creek from 1998 to 2003.