Multiple choice What is the 10th term of the sequence 2, 6, 10, 14, 18,...? 35 37 38 40 Reveal answer Fill a bubble to check yourself C Correct answer Explanation This is an arithmetic progression with a first term a=2 and a common difference d=4. The n-th term is given by a + (n-1)d, so the 10th term is 2 + (10-1)*4 = 2 + 36 = 38.