Astudent simplified a rational expression as shown which of the following mistakes did the student make? 20 - 5.82 ur -6 the student did not factor the numerator correctly r 5(4 - x? ) (x - 2)(8 + 3) 5(2 - 0) (2 + x) (x - 2)(x + 3) 5(x + 2) (x + 3) the student could not divide out (2 - x) and (x - 2) as written. the student did not factor the denominator correctly. the student needed to simplify further by dividing out x. done