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.
Her name is Anna, who since the age of 5, has had blood taken from her and been put thru medical procedures to help keep Kate alive. Anna loves Kate, played as a teenager by Sofia Vassileva, but when her parents want to give Kate one of Anna's kidneys, Anna finally says enough. Sure that no one is looking out for her interests, Anna hires a lawyer (Alec Baldwin) and sues for the right to her own body.