please help due in 20mins

Consider the rational function y -( a)(x -b) (z - c)(x -d) where a, b, c and d are real numbers For each of the following, gives values of a, b, c and d that would produce the desired graph features, or explain why it would be impossible. 43. One vertical asymptote and one point of discontinuity. Your answer. 44. A horizontal asymptote with equation y = 3. Your answer 45. Two vertical asymptotes and one x-intercept Your