0350PracticeTest2

0350PracticeTest2 - Math 0350 Intermediate Algebra Practice...

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Unformatted text preview: Math 0350 Intermediate Algebra Practice Test Two Chapter Nine____ In problems 1-5, solve the compound inequalities. Give each solution set in interval notation and graph it on the real number line. 1. 5 x - 3 > 9 2. 3(2 x - 9) < 9 3. -`4 -2( x + 8) < 8 5. 3 x + 4 < -2 or 3 x + 4 > 10 In problems 6-10, solve the polynomial and rational inequalities. Write the solutions in interval notation. 6. x 2 - 5 x + 4 < 0 7. x 2 - 8 x -15 8. 10. 4. 0 4- x 3 2 ( 2t + 5) ( t - 6 ) < 0 x+2 1 x-4 9. 4 t 0 3x + 2 In problems 11-15, solve the absolute value equations. 11. 2 x - 8 + 7 = 12 12. 3 - x = 5 - 2 x 13. 4 x - 64 = 32 4 14. 5 x - 3 = 22 1 2 1 15. - - h = 6 9 2 In problems 16-20, solve the absolute value inequalities. Graph the solution set and write the solution in interval notation. 16. 2 x - 1 15 17. 2 x - 1 > 9 18. 5 x + 3 20. 1 + 7 19. x-2 3 4 1 x +1 1 7 In problems 21-23, solve the inequalities using the test point method. 21. x - y 5 22. y > 2 x 23. 3 ( x + y ) + x < 6 In problems 24 & 25, graph the union or intersection inequalities. 24. y t 1 and x t -4 25. x + y < 4 and 3 x + y 9 MATH 0350 CHAPTER 9 PRACTICE TEST TWO ANSWERS 12 1. , 5 2. ( - , 6 ) 3. [ -6,16 ) 4. [ -2, 4] 5. ( - , -2 ) or ( 2, 6. ( 1, 4 ) 7. [ 3,5] ) 5 8. , 6 - 2 2 9. , - 3 10. ( 4, ) 13 3 or x = 2 2 8 12. x = or x = 2 3 13. x = 48 or x = -16 19 14. x = 5 or x = - 5 3 15. h = -3 or h = 2 16. [ -7,8] 11. x = 17. ( 5, 18. ) or - - , 4 ) ( 4 , or ( - - 2] , 5 19. [ -10,14] 20. x = -7 21-25. GRAPHS ...
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This note was uploaded on 09/22/2008 for the course MATH 0350 taught by Professor Anntriplett during the Fall '07 term at Tarrant County.

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