寄托天下 寄托天下
查看: 2041|回复: 0

[资料分享] 【SAT每日一】7/23/12 Mathematics > Standard Multiple Choice [复制链接]

Rank: 6Rank: 6

声望
235
寄托币
2223
注册时间
2012-3-14
精华
1
帖子
447
发表于 2012-7-27 22:23:44 |显示全部楼层
Read the following SAT test question and then click on a button to select your answer. " u  b* ~/ x8 `2 ]% l' x# {9 s6 v4 T+ S+ K
5 @! {$ l( p* W, F0 g5 i( I. c) z
If , which of the following statements must also be true?
0 g; d  o( V2 B& ~8 m' c% j7 E) X7 Y4 S- J. X" i1 k
.
1 c% R5 y7 r7 `3 O) e/ j1 ?& C! U# D
. ! X# b7 B! g) w; I4 g; c  J0 g

7 z( T( G- Y: D- }0 L& [! W! S, Q; b& v/ y( {, b6 m. l

: V( W& ~6 [8 C+ l4 e8 n" W! x . : `# O9 t: D$ v- P
; u: u1 j" B) J- s; _2 g+ T
% b1 `5 o" s5 p4 L- j) ~  O( g) q

6 |# C: [6 R! ^: ]! v/ G9 q
# z" q' j( n" N1 q0 h
. @* Z( y6 B, D3 ~5 c! Z+ W% f0 b( nA. None. r( H8 P0 s7 Z7 V* W1 D5 H: h

+ x5 L) u- H4 o0 J/ ]B.   only
$ V7 v, x5 G( g8 }% p+ v, l3 _' a2 Q
C.   only
# a/ ~; k; p) B& v) L" _( `' R  M2 [( S) K9 U2 y* l/ M
D.   only
; X: _9 I+ z5 i, [) m, t
' M; @1 g# k$ J4 e5 WE.   and   & H  A4 z- q7 F) R7 V
% C2 l+ D+ n9 X+ C  f2 s
正确答案:E
5 e$ k) E2 X( F" X
) K$ X" L: q' `解析:7 K) h  Y9 b7 a# Y) W/ t

6 V- ^5 ^$ K( e* r5 v7 SThe quantity   can be expressed as  .
: G4 G% V: O* U; I3 ?If , then  and  . 5 i7 s$ g3 {: X8 {4 f. p! b8 |  e
Since  , either   or or both. Therefore,   \, q7 q9 D! k6 W; R
statement must be true, but statement , ,
4 Y# H; W" e6 Y$ h0 y/ Jis not always true. For statement , you can write. U+ X) z5 m# T$ J
, and since , ( \  X+ M1 ]) @5 |/ Z
it follows that .
% W& I- F( d) I5 W& }: vTherefore, both statements and must be true.
& R: Z4 v6 [, H+ n) }/ I4 | & {9 u6 D7 H' {$ \, l1 V
3 c9 d" v# s, \; m4 S/ G( P3 r; \
回应

使用道具 举报

RE: 【SAT每日一】7/23/12 Mathematics > Standard Multiple Choice [修改]
您需要登录后才可以回帖 登录 | 立即注册

问答
Offer
投票
面经
最新
精华
转发
转发该帖子
【SAT每日一】7/23/12 Mathematics > Standard Multiple Choice
https://bbs.gter.net/thread-1405011-1-1.html
复制链接
发送
报offer 祈福 爆照
回顶部