Which of the following represents the set of possible rational roots for the polynomial shown below?
x3 + 5.82 – 8x - 20 = 0
HELP ASAP

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer