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G trd-Google Search eC Secure https://www.mathxd.com/Student/PlayerHomework.aspx?homeworkld 470412049&questionld-18flushed-false;&clo; Math 2412.039 (Sifuentes) Homework: Homework #1-Section 12.5 Score: 0 of 1 pt 12.5.7 4019(3complete) Tell whether the given rational expression is proper or improper. If improper, rewrite it as the sum of a polynomial and a proper rational expression. x +9 ×3-27 Select the correct choice below and fill in any answer boxes within your choice x+9 A. The expression is improper; 3-27 O B. The expression is properExplanation / Answer
(x^3 + 9 ) / (x^3 - 27 )
since the degree of numerator is same as degree of denominator
the rational expression is improper
( x^3 + 9 ) / (x^3 - 27) = 1 + 36/ (x^3- 27)
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