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Solve the equation in the real number system. 2x4 27x3 +115x2-177x+63=0 What are the real solutions of the equation? Select the correct choice below and ll in any answer boxes in your choice. OA. X: (Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed. Type each answer only once; do not duplicate answers in the case of repeated roots.) O B. There are no real solutions