2015年11月15日SAT官方每日一題

2015/11/16 瀏覽次數:3 收藏
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  標題範例:Mathematics > Standard Multiple Choice

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

  Which of the following could be the equation of the function graphed in the xy-plane above?

     (A)y=(-x)²+1

  (B)y=-x²+1

  (C)y= | x²+1|

  (D)y=| x²-1|

  (E)y= | (x-1)²|

  謎底:D

  【剖析】