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Tugas 1 FUNGSI KOMPOSISI dan FUNGSI INVERS

Authored by Siti Purwaningsih 1

Mathematics

11th Grade

CCSS covered

Used 40+ times

Tugas 1 FUNGSI KOMPOSISI dan FUNGSI INVERS
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Suatu fungsi didefinisikan dengan rumus f(x) = 3 – 5x. Nilai f(– 4) adalah.…

-23

17

18

23

25

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika f(x) = 3x-2 dan g(x)=x²-6x+9 maka (f o g)(x) = . . .

3x²-18x+25

2x²+8x+4

x²+4x+2

3x²+18x+25

3x²+18x-25

3.

MULTIPLE CHOICE QUESTION

3 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\}  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui : f(x) = 2x + 3 dan g(x)=3x - 5 . maka nilai (f o g)(-4) adalah ......

-28

-27

-25

-22

-20

5.

MULTIPLE CHOICE QUESTION

3 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  

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.BF.B.4

6.

MULTIPLE CHOICE QUESTION

3 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  

Tags

CCSS.HSF.BF.B.4

7.

MULTIPLE CHOICE QUESTION

3 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  

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