X 5 9x 3 0 July 8, 2019 16 32 64 128 X 5 9x 3 20x 0 X 3 3x 2 9x 5 0 X 3 5x 2 9x 5 0 X 5 8x 3 9x 0 X 5 10x 3 9x 0 X 5 9x 3 8x 2 72 0 6 (- 0.5 x 5 )=- 9x 3 2x 10 X 3 9x ln 5 x 0 X 3 27 x 3 5 9x 2 0 9 x5 =