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OPERASI INVERS FUNGSI

Authored by Mardiana Putri

Mathematics

11th Grade

Used 93+ times

OPERASI INVERS FUNGSI
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fungsi f dinyatakan oleh f(x) = 2x-3. Jika  f1f^{-1}  invers fungsi f, invers f(x) adalah ...

 x23; a0\frac{x-2}{3};\ a\ne0  

 x+23; a 0\frac{x+2}{3};\ a\ \ne0  

 x32; a0\frac{x-3}{2};\ a\ne0  

 x+32; a0\frac{x+3}{2};\ a\ne0  

 x+35; a0\frac{x+3}{5};\ a\ne0  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Invers dari f(x)=5+2x3x4; x43f\left(x\right)=\frac{5+2x}{3x-4};\ x\ne\frac{4}{3} adalah ....

 f1(x)=5x+24x3; x34f^{-1}\left(x\right)=\frac{5x+2}{4x-3};\ x\ne\frac{3}{4}  

 f1(x)=25x4x+3; x43f^{-1}\left(x\right)=\frac{2-5x}{4x+3};\ x\ne\frac{4}{3}  

 f1(x)=2x+43x+5; x53f^{-1}\left(x\right)=\frac{2x+4}{3x+5};\ x\ne-\frac{5}{3}  

 f1(x)=3x24x+5; x54f^{-1}\left(x\right)=\frac{3x-2}{4x+5};\ x\ne-\frac{5}{4}  

 f1(x)=4x+53x2; x23f^{-1}\left(x\right)=\frac{4x+5}{3x-2};\ x\ne\frac{2}{3}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diketahui f(x)=xx1f\left(x\right)=\frac{x}{x-1} 

untuk  x1x\ne1 . Fungsi invers  f(x)f\left(x\right)  adalah ...

 xx+1\frac{x}{x+1}  

 xx1\frac{x}{x-1}  

 x1x\frac{x-1}{x}  

 1x1\frac{1}{x-1}  

 1x+1\frac{1}{x+1}  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

10

8

-8

-10

-12

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fungsi F(x)= 3x696x\frac{3x-6}{9-6x}  berapakah  f1(3)=....f^{-1}\left(-3\right)=....  

 75\frac{7}{5}  

 43\frac{4}{3}  

 34-\frac{3}{4}  

0

 59-\frac{5}{9}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fungsi F(x)= x24x+10x^2-4x+10  Berapakah Nilai  f1(10)=.....f^{-1}\left(10\right)=.....  

1

2

3

4

5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika diketahui f(x)=3x5f\left(x\right)=\sqrt{3x-5}  , maka  f1(x)f^{-1}\left(x\right)  adalah . . . . .

 x253\frac{x^2-5}{3}  

 x235\frac{x^2-3}{5}  

 x233\frac{x^2-3}{3}  

 x2+53\frac{x^2+5}{3}  

 3x253\frac{3x^2-5}{3}  

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