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　　要想SAT數學成績有所提高，堅持每天做練習是十分必要的，就像這樣每天完成5道SAT數學題目，并進行總結，日積月累，成績就會有明顯地提高。本文分享數學練習題的第4部分。

　　1. If f(x) = (x + 2) / (x-2) for all integers except x=2, which of the following has the greatest value?

　　A. f(-1)

　　B. f(0)

　　C. f(1)

　　D. f(3)

　　E. f(4)

　　2. ABCD is a square of side 3, and E and F are the mid points of sides AB and BC respectively. What is the area of the quadrilateral EBFD ?

　　A. 2.25

　　B. 3

　　C. 4

　　D. 4.5

　　E. 6

　　3. If n ≠ 0, which of the following must be greater than n?

　　I 2n

　　II n2

　　III 2 - n

　　A. I only

　　B. II only

　　C. I and II only

　　D. II and III only

　　E. None

　　4. After being dropped a certain ball always bounces back to 2/5 of the height of its previous bounce. After the first bounce it reaches a height of 125 inches. How high (in inches) will it reach after its fourth bounce?

　　A. 20

　　B. 15

　　C. 8

　　D. 5

　　E. 3.2

　　5. n and p are integers greater than 1

　　5n is the square of a number

　　75np is the cube of a number.

　　The smallest value for n + p is

　　A. 14

　　B. 18

　　C. 20

　　D. 30

　　E. 50

　　SAT數學是中國考生的強項，同學們只要看懂了題目一般沒有什么大問題，所以希望今天的內容對大家的SAT數學考試有所幫助。

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