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Susulan PH Fungsi Komposisi dan Fungsi Invers

Authored by Iwan Nurcahyo

Other

10th Grade

15 Questions

Used 8+ times

Susulan PH Fungsi Komposisi dan Fungsi Invers
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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Fungsi f ditentukan oleh  f(x)=2x+1x3, x3f\left(x\right)=\frac{2x+1}{x-3},\ x\ne3  jika  f1f^{-1}   invers dari f, maka  f1(x+1)=f^{-1}\left(x+1\right)=  ...

 3x1x2, x2\frac{3x-1}{x-2},\ x\ne2  

 3x+1x2, x 2\frac{3x+1}{x-2},\ x\ \ne2  

 3x+2x1, x1\frac{3x+2}{x-1},\ x\ne1  

 3x+2x+1, x1\frac{3x+2}{x+1},\ x\ne-1  

 3x+4x1, x1\frac{3x+4}{x-1},\ x\ne1  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jika f(x) = x  3 dan g (x) = 3 – 2x, maka  (f  g)1=\left(f\ \circ\ g\right)^{-1}=   adalah 

 2x2x  

 312x3-\frac{1}{2}x  

 12x-\frac{1}{2}x  

 2x-2x  

 12x3\frac{1}{2}x-3  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 Jika f(x)=7x+1f\left(x\right)=7x+1 dan g(x)=12x5g\left(x\right)=\frac{1}{2}x-5 , maka  (f  g)1(x)\left(f\ \circ\ g\right)^{-1}\left(x\right) untuk  x=4x=-4 adalah ... 

22

18

50

 8 478\ \frac{4}{7}  

 11 3711\ \frac{3}{7}  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui f(x)=x4f\left(x\right)=x-4 , g(x)=2x+5g\left(x\right)=2x+5 dan  h(x)=1+1xh\left(x\right)=1+\frac{1}{x}  . Jika  (h1  g1  f1)(a)=2\left(h^{-1}\ \circ\ g^{-1}\ \circ\ f^{-1}\right)\left(a\right)=2   nila a adalah


 4-4  

 2-2  

 11  

 33  

 44  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui  f={(1,1),(2,3),(3,5),(5,7)}f=\left\{\left(1,1\right),\left(2,3\right),\left(3,5\right),\left(5,7\right)\right\}  dan  g={(1,3),(3,5),(5,7)}g=\left\{\left(1,3\right),\left(3,5\right),\left(5,7\right)\right\}  . Komposisi  (fo g)=....\left(fo\ g\right)=....  

 {(1,5),(3,5)}\left\{\left(1,5\right),\left(3,5\right)\right\}  

 {(1,5),(3,7)}\left\{\left(1,5\right),\left(3,7\right)\right\}  

 {(1,3),(3,7)}\left\{\left(1,3\right),\left(3,7\right)\right\}  

 {(1,5),(3,7),(7,4)}\left\{\left(1,5\right),\left(3,7\right),\left(7,4\right)\right\}  

 {(1,5),(3,7),(7,9)}\left\{\left(1,5\right),\left(3,7\right),\left(7,9\right)\right\}  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui f={(2,4),(3,7),(5,13),(7,19)}f=\left\{\left(2,4\right),\left(3,7\right),\left(5,13\right),\left(7,19\right)\right\}  
 g={(5,20),(7,28),(13,52)}g=\left\{\left(5,20\right),\left(7,28\right),\left(13,52\right)\right\}  , dan  h={(20,15),(28,23),(52,47)}h=\left\{\left(20,-15\right),\left(28,-23\right),\left(52,-47\right)\right\}  . Nilai  (h o g o f)(5)=....\left(h\ o\ g\ o\ f\right)\left(5\right)=....  

13

7

-15

-23

-47

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Diketahui fungsi f:RRf:R\rightarrow R yang ditentukan oleh rumus berikut :

 Nilai  (f o f o f)(1)=....\left(f\ o\ f\ o\ f\right)\left(-1\right)=....  

-16

-1

0

1

16

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