Answers to Polynomial and Rational Inequalities Questions
Answers to the questions in Polynomial and Rational Inequalities  Questions and Answers are presented here.
Question 1: Solve the inequality.(x + 2) + 2x > 2(x  3) + 3x
answer e: (infinity , 1)
Question 2: Solve the polynomial inequality.
(6x + 2) (10  20x) > = 0
answer e: [1/3 , 1/2]
Question 3: Solve the inequality.
x^{2} + 3x  4 > 0
answer b: (infinity , 4) U (1 , +infinity)
Question 4: Solve the inequality.
2x^{2} < 32
answer a: (4 , 4)
Question 5: Solve the inequality.
25x^{2} <= 9x
answer d: [0 , 9/25]
Question 6: Solve the inequality.
(1 + x) / x  2 > 0
answer b: (1 , 2) U (2 , +infinity)
Question 7: Solve the inequality.
(2x^{2} + 3) (x + 2) / (x^{2}  4) > = 0
answer c: (2, +infinity)
Question 8: Solve the inequality.
4 / (6x  4) < = 2 / (2x + 2)
answer d: (1 , 2/3) U [4 , +infinity)
Question 9: Solve the inequality.
2 < x + 1 / 2  2 < 5
answer c: (15, 9) U (7 , 13)
Question 10: Solve the inequality.
x^{2} < x^{4}
answer a: no solutions
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