btla44 btla44 02-12-2016 Mathematics contestada Select the option for "?" that continues the pattern in each question. (1.) 3, -6, 12, 4, 20, ? (2.) 7, 16, 8, 27, 9, ? (3.) 2, 7, 26, 101, 400, ? (4.) 7, 21, 8, 72, 9, ?
