tamargonzalez1oyn2ht tamargonzalez1oyn2ht 14-11-2017 Mathematics contestada Express: 12^6 expanded form A. 12x12x12x12x12x12 B. 12 x 6 C. 72 D. 6x6x6x6x6x6x6x6x6x6x6x6