Consider the function [math], and remember that [math].

(a) What is the domain of [math]?





(b) Andre computes [math] using the quotient rule. Which of the following is a possible correct answer?





(c) Berenice simplifies Andre's correct answer using the Fundamental Trigonometric Identity. Which of the following is a correct answer?





(d) Corey simplifies Berenice's correct answer using another trigonometric Identity. Which of the following is a correct answer?






(e) For what values of [math] is [math] defined?