10 3 x 2 4 July 8, 2019 16 32 64 128 10 5 3 x 2 4 10 9 3 x 4 2 3 x 2 10 4x 10 2 3 x 4 1 5 10 3x =- 2 x 4 3 x 2 4x 10 x 1 10 5x 3 x 4 )- 2 x 7 5 3 x 2 4 10 7 10 2 x 3 )= 40 6 x 3 )+ 10 2 3x 4 10 5 x 2 )= 3 4x 3 x 2 )+ 10 5x 4 10 2 3 x 1 4 10 2 3 x ≤ 1 4x 6 3 10 x 4 2 3