4 7 2 1 9 July 8, 2019 16 32 64 128 4 7 8 (- 2 1 9 4 7 9 2 1 3 4 5х 2 7 9 1 8 4 5x 2 7 9 1 8 7 1 2 9 4 5 Х 7 4 )+ 2 8 9 1 X 7 4 2 9 1 7 2 4 7 of 10 1 9 2 4 6 7 1 9 2 4 7 х 3 1 9 4 3 2 1 − 9 7 x 5x 1 2 =- 7 4 1 9x What is the median of 7 2 9 1 1 4 4 5 x 1 2 x 7 9 7 9x 4 1 2 x 9 7x