Page 23 - INDICES AND LOGARITHMS
P. 23

EQUATIONS INVOLVING


                                                   INDICES


           EXAMPLE 3:









                             Given that       − 2            3  = 125. Find the
                                                   value of  x



                                                   Solutions :




                                                               3
                                                         − 2      = 125



                                                                  3        3
                                                            − 2      = 5



                                                               − 2 = 5



                                                                      = 7










































                                                           23
   18   19   20   21   22   23   24   25   26   27   28