SAT I 一日一问:2015年3月12日
来源:CollegeBoard
2015-03-12 09:30
Mathematics > Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
8, a, 14, b, 20, ...
The first term of the sequence above is 8. Which of the following could be the formula for finding the n th term of this sequence for any positive integer n?
(A) (2 times n) + 6
(B) (3 times n + 5)
(C) (5 times n) + 3
(D) (6 times n) + 2
(E) (6 times n) + 5