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M-1.7. Fungsi Invers

Authored by anny cahyani

Mathematics

12th Grade

CCSS covered

Used 75+ times

M-1.7. Fungsi Invers
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 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) adalah ....

 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

30 sec • 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

30 sec • 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

30 sec • 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  

Tags

CCSS.HSF.BF.B.4

CCSS.HSA.CED.A.1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fungsi f dinyatakan oleh f(x) = 3x-5. Jika  f1f^{-1}  invers fungsi f, invers f(x) adalah ...

 x35\frac{x-3}{5}  

 x+35\frac{x+3}{5}  

 x53\frac{x-5}{3}  

 x+53\frac{x+5}{3}  

Tags

CCSS.HSF.BF.B.4

6.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

Invers dari f(x)=23xx+5; x5f\left(x\right)=\frac{2-3x}{x+5};\ x\ne-5 adalah ....

 f1(x)=5x2x+3; x3f^{-1}\left(x\right)=\frac{5x-2}{x+3};\ x\ne-3  

 f1(x)=25xx+3; x3f^{-1}\left(x\right)=\frac{2-5x}{x+3};\ x\ne-3  

 f1(x)=5x2x3; x3f^{-1}\left(x\right)=\frac{5x-2}{x-3};\ x\ne3  

 f1(x)=25xx3; x3f^{-1}\left(x\right)=\frac{2-5x}{x-3};\ x\ne3  

 f1(x)=5x+2x+3; x3f^{-1}\left(x\right)=\frac{5x+2}{x+3};\ x\ne-3  

Tags

CCSS.HSF.BF.B.4

CCSS.HSA.APR.D.6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diketahui fungsi f(x) = x + 10, maka f-1(2) adalah...

10

8

-8

-10

Tags

CCSS.HSF.BF.B.4

CCSS.HSF.IF.A.2

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