Question

What is the range of the function: {(1, 3); (3, 5); (5, 7); (7, 9)}?                                     A. {1, 3, 5, 7}                                                    B. {1, 9}                                                   C. {3, 5, 7, 9}                      D. {1, 3, 5, 7, 9}

Answer 1

C........................

Answer 2

$\{(1;\ \underline{3});\ (3;\ \underline{5});\ (5;\ \underline{7});\ (7;\ \underline{9})\}\\\\Range\ of\ this\ function:\{3;\ 5;\ 7;\ 9\}\\\\Domain\ of\ this\ function:\{1;\ 3;\ 5;\ 7\}$