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Fill in the blanks. 1) The graph of y = is obtained by shifting the graph of y - T 7 units to the +7 left 2) The graph of y = e is obtained by reflecting the graph of y = ed about the Click for List axis and then shifting Click for List units to the Click for List 3) The graph of y = cos (9x + 7) is obtained by| Click for List the graph of y = cos () in the Click for List direction by a factor of Number and then shifting Click for List units to the Click for List