Compute the derivative of the function h(t)=3e^(t)csc(t). Express numbers in exact form and use symbolic notation. What is the derivative of h(t)? a) h^(')(t)=3e^(t)csc(t) b) h^(')(t)=3e^(t)cot(t) c) h^(')(t)=3e^(t)sec(t) d) h^(')(t)=3e^(t)csc(t)cot(t)