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8 | P a g e

                                                                                    2
                                                                                            x
              13.     (a)    Determine the solution set which satisfies the inequality  x   2x  
                                                                                                4
                                                                     2
                      (b)    Determine the possible values of x if  x    2x  3. Express your answer in

                             interval number form
                                                       x  2
               14.    (a) Find the value of x such that       3
                                                       x  1

                       (b) Determine the solution set of  2x  2   13x 
                                                                    6


               15.     (a) Determine the solution set which satisfies the inequality 1 x  4 x     11
                                                                                                x
                                                               2x
                       (b) Determine the possible values of x if     1   4 . Express your answer in interval
                                                                3
                          number form

                                               x  1
               16.     Find the solution set for        2 x    1
                                                 2

                                    2
               17.     Solve x    2     4 2x    1 . Write your answer in the form of solution set
                                       3
                                                            x      2x  4
               18.     Determine the possible values of    if     4     .
                                                            2         3

               19.     (a) Find the solution for   x x    2  
                                                         x
                                                            4
                                         
                                               
                                    
                       (b) Given   3 2 2    a b    2 find a and b where  ,a b
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