14. Solve the trigonometric equation (sin x)(2sin x - 1) = 0 in the interval [0, 360%). Answer: 15. (a) Find the exact value of arcsin (sin 3) Answer: (b) Find the exact value of arccos (sin? ) Answer: 16. For the parabola given by (y + 5)? = 8(x - 4), find the following: (a) direction parabola opens (to the left, right, up, or down) Answer: (b) vertex Answer: (c) focus Answer: Sept 2021 17. Let f (x) =- 2x-4 x - 3 (a) State the domain. Answer: (b) State the vertical asymptote(s). Answer: (c) State the horizontal asymptote. Answer: (d) Which of the following represents the graph of f(x) = 2x-4 Answer: x-3 GRAPH A. GRAPH B. -10 10 -10 10 10 -10 GRAPH C. GRAPH D. -10 -5 10 -10