1 4x 5 2 July 8, 2019 16 32 64 128 1 4x 5 2 3 1 4x 5 2x 7 1 4x 5 2x 1 4x 5 25 1 4x 5 2x 9 1 4x 5 20 4x 1 5 2 x Y 1 4x 5 2 1 4x 5 3x 2 1 4x 5 2x 2 4x 1 )- 4 5 2 9 3 4x 1 )= 5 2x 3 5 1 4x )- 2x =- 13 4x 1 3 x 5 2 3 4x 1 5 8 2 3 4