下面是2014年1月10日的SAT官方每日一题的内容,是关于数学方面的,题型是选择。SAT官方每日一题是collegeboard每天都会发布的题目,关于SAT考试的三个部分的各个题型。大家和无忧小编一起来看一下这个SAT官方每日一题吧。
SAT官方每日一题之数学---选择:
Mathematics > Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.,
,
,
,
, ...
The first term of the sequence above is. Which of the following could be the formula for finding the
term of this sequence for any positive integer
?
(A)
(B)
(C)
(D)
(E)
The correct answer is B
Explanation
You do not know the value of theterm or the
term of the sequence, but you do know the values of the
,
, and
terms. The correct formula must give
as the value of the
term,
as the value of the
term, and
as the value of the
term. Choice E,
, gives
, not
, as the value of the
term. Choice A,
, gives
, not
, as the value of the
term. Choice C,
, gives
, not
, as the value of the
term. Choice D,
, gives
, not
, as the value of the
term. This leaves choice B,
, which gives the correct values for the
,
, and
terms of the sequence.
下面为大家提供一些和这些SAT官方每日一题相似的题目,供大家练习:
Ifpercent of
is greater than
, which of the following must be true?
(A)
(B)
(C)
(D)
(E)
The correct answer is A
Explanation
Ifpercent of
is greater than
, then
. It follows that
, and so
.
以上就是关于2014年1月10日SAT官方每日一题中数学部分的详细内容,包括了题目和选项以及答案,后面附有一道相关的练习题。大家可以在备考SAT的过程中关注SAT每日一题的内容,这样就可以更好有不间断的练习,也就能在日积月累的过程中得到提高。