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SAT官方每日一题附答案和解析[数学](2014年12月18日)

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Mathematics>Standard Multiple Choice


Read the following SAT test question and then click on a button to select your answer.

pic 1

The graph of y = f(x) is shown above. If 0 less than or equal to t less than or equal to 5, and if (t,v) is on the graph of function f, which of the following must be true?

(A)-10 less than or equal to v less than or equal to -5
(B)-5 less than or equal to v less than or equal to 0
(C) 0 less than or equal to v less than or equal to 5
(D) 5 less than or equal to v less than or equal to 10
(E) 10 less than or equal to v less than or equal to 15

重点单词   查看全部解释    
multiple ['mʌltipl]

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adj. 许多,多种多样的
n. 倍数,并联

联想记忆
function ['fʌŋkʃən]

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n. 功能,函数,职务,重大聚会
vi. 运行

 
coordinate [kəu'ɔ:dneit,kəu'ɔ:dnit]

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n. 同等的人物; (色调,图案,样式等)配套服装

联想记忆
graph [grɑ:f]

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n. 图表,示意图
vt. (以图表)表示

 

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