Page 204 - Mathematics
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(e)             y


                                     2 2
                                     1 1

                            -2 -1    0 0  1   2   3   4   5  6   7    x
                                   -1

                                   -2
                                                (2.5, -3)
                                   -3
                                                               (6.5, -4)
                                   -4


                                1
                          m = −
    Tanzania Institute of Education
                                4
                     (f)                y



                                       12

                                        9
                                               (3, 6)
                                               (3, 6)
                                        6
                                                     (6, 3)
                                                     (6, 3)
                                        3

                             -6   -3    0      3    6    9    12    x
                                      -3

                                      -6
                          m = − 1



               5. (a)  y =  −  4x +  8,  m = −      (0, 8)
                                       4,
                         1    1                      1           0,  1 
                                                 m =
                           x +
                                                               


                   (b)   y = 2x − 2,             m =  2, ,               (0, −    ) 2
                                                     6
                                                               
                                                                   3 
                               3
                         6
                   (c)  y =

    Mathematics Form One      (d)  y =  −  −  −  3 3 x −  x +  x −  3                    m = −  3 , ,              (0, 1)− 23   4   
                           3
                                23
                                                 m = −
                                                                0,
                                                                 


                                                       4
                           4
                                4
                                                       3
                                1
                   (e)  y =
                                                       4
                           4
                                                       3
                   (f)  y =
                                                  m = −
                                                         ,        (0, 3)−
                          4
                                                 198   4
                                                                                        25/10/2024   09:52:27
   Mathematics form 1.indd   198                                                        25/10/2024   09:52:27
   Mathematics form 1.indd   198
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