15 Questions Sequence Review Write and use formulas for arithmetic and geometric sequences. Based on HS common core standard F-BF.A.2 and TEKS 12D. What is the 8th term in the arithmetic sequence 12, 24, 36, 48, ….? 84 96 108 120 What is the 6th term in the geometric sequence 800, 400, 200, 100, …? 50 25 12.5 6.25 Which is an explicit formula for the sequence 11, 19, 27, 35, …, if a1 = 11? an = 3n + 8 an = 8n + 3 an = 3(8)^(n − 1) an = 8(3)^(n − 1) … and 12 more awesome questions! Check them out by clicking “Play”.