10 8 6 2 1 July 8, 2019 16 32 64 128 10 =- 6 8 4n )+ 2 2n 1 10- 8-4- 16 of 3-39-(6•2) 8 3 2x 10 6 2 8x 13 1 2 b 8 10 6 2 1 2x6x8 )+ 10 6 8 14 10 9 and 6 8 2 6 1 2 4x 8 )= 10