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MUTLAK DE⁄ER FONKS‹YONU VE GRAF‹⁄‹<br />

TEST<br />

12<br />

1. x = |y|<br />

ba€›nt›s›n›n grafi€i afla€›dakilerden hangisidir?<br />

A)<br />

y<br />

B)<br />

y<br />

1<br />

1<br />

O 1 x – 1 O x<br />

– 1<br />

– 1<br />

3. f : R → R<br />

f(x) = ||x – 1| – 1|<br />

fonksiyonunun grafi€i afla€›dakilerden hangisidir?<br />

A) y<br />

B)<br />

– 2 – 1<br />

1<br />

1 2<br />

x<br />

– 1<br />

y<br />

1<br />

2<br />

x<br />

C) y<br />

D)<br />

1<br />

– 1<br />

O 1 x<br />

– 1<br />

1<br />

O<br />

y<br />

1<br />

x<br />

C)<br />

y<br />

D)<br />

1<br />

– 1<br />

1 2 3 x – 1<br />

– 1<br />

1<br />

y<br />

1 2 3<br />

x<br />

E)<br />

y<br />

E)<br />

y<br />

– 1<br />

1<br />

O<br />

1<br />

x<br />

1<br />

– 1<br />

1 2<br />

3<br />

x<br />

– 1<br />

4. f : R → R<br />

2. f : R → R<br />

f(x) = ||x – 1| – 1|<br />

fonksiyonu afla€›dakilerden hangisi ile ifade edilir?<br />

Z<br />

Z<br />

]– x , x≤<br />

0<br />

]– x , x≤<br />

0<br />

]<br />

]<br />

] x, 0 < x≤1<br />

] x, 0 < x≤1<br />

A) [<br />

B) [<br />

] 1– x, 1<<br />

x≤<br />

2<br />

] 2– x, 1<<br />

x≤<br />

2<br />

]<br />

]<br />

] x – 1,<br />

x><br />

2<br />

] x – 2,<br />

x><br />

2<br />

\<br />

\<br />

Z<br />

Z<br />

] x , x≤0<br />

]– x , x≤<br />

0<br />

]<br />

]<br />

]– x, 0 < x≤<br />

1<br />

] x, 0 < x≤1<br />

C) [<br />

D) [<br />

] x – 21 , < x≤<br />

2<br />

] x – 2, 1<<br />

x≤<br />

2<br />

]<br />

]<br />

] 2– x,<br />

x><br />

2<br />

] 2– x,<br />

x><br />

2<br />

\<br />

\<br />

Z<br />

]– x , x<<br />

0<br />

]<br />

] x,<br />

0 < x<<br />

1<br />

E) [<br />

] 2– x,<br />

1< x<<br />

2<br />

]<br />

] x – 2,<br />

x><br />

2<br />

\<br />

f(x) = |x – 2| – 3<br />

fonksiyonunun görüntü kümesi afla€›dakilerden<br />

hangisidir?<br />

A) [0, 3] B) (– 3, 0) C) [– 3, ∞)<br />

5. f : A → B<br />

fx ( ) =<br />

D) (– ∞ , – 3] E) R<br />

2 x – 4<br />

x – 2<br />

oldu€una göre, B – A fark kümesi afla€›dakilerden<br />

hangisidir?<br />

A) {– 2, 2} B) {– 2} C) { 2 }<br />

D) R – { 2 } E) Ø<br />

155<br />

1. A 2. B 3. D 4. C 5. C

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