(6 8-1 3)×7 2 July 8, 2019 16 32 64 128 6 8 1 3 )* 7 2 6 8 1 3 х 7 2 Simplify 8 6 7 3 1 2 6 1 2 minus 3 7 8 2 1 3 7 8 x 6 25 8 6 over 7 3 1 over 2 2 4 6 8-tetramethyl-1 3 5 7-trioxabicyclooctane 6 8-1 3