2 5x 4 5 July 8, 2019 16 32 64 128 Y 2 5x 4 5 3 2 * 5x 4 5 X 2 5x 4 5 2 log 16 5x 4 )= 5 3x 2 4 5x )= 5 3x 2 5x 4 5x 5x 2 2x 4 5 2 5x 4 1 5x 8 5x 2 5x 4 0 5x 2 4 x 7 5 2 5x 4 3 5x 13 5 2 5x 4 3 5x 2 2x 4 56 2x 3 2 5 5x 4 5