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Pembahasan








                                                        [P                 ,k]
                                                                 (a,b)
                               A(x,y)                               A’(x’,y’)



                                                     x’ = k(x – a) + a


                                                    y’ = k(y – b) + b






                                                           [P              ,⅔]
                                                                 (1,-2)
                           A(-5,13)                    A’(x’ y’)













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