+ +3
x + 3
X42 = 1
X=、
x + 4 4
-+4)
1-3 函數及其圖形
座號:
姓名:
滿分:110 分
每格10分;總分90分
1、若(x)=x+x+x+1.g(x) = f(x+1),且g(x) = as + qjx + a, x' + a. x' + aux" + as x' + aax°,則ag =
* 如
2、若f(x+2)= 則(G)=
2x - 1 ,0<x<1
21
(3f(x) = x' + 2x+2,1<x<2,且f(x + 3) = f(x),則(f(11) ==
5
10 = a (14+ tk 0 = 2 atk
- 2x + 5 ,2 < x <3
Po=austite ) == fatk
4、設f(x)為二次函數,且于(0) = f(-2)=0, f(3) = 20,則f(x) = 1 + X-H
y=2(x+1)+1
5、CCD下列哪兩個方程式具有相同圖形? (A)=x與y=d (B) y =9-x與y= 09-x (C) - 與y=l-x (D) =
GD_13
. SCP) = ,則下列何者錯誤?(A)(xy)定義域為所有實數所成之集合 (B) [c)之值域為y=1}
3
= () 1
x1
-20 = toa
x² +1
(C)f(-x) = f(x) (D) f(x+1) - Tax+1)2 +1
1