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Fungsi Invers

Authored by Syarifah Fadlun

Mathematics

10th Grade

Used 324+ times

Fungsi Invers
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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  

3.

MULTIPLE CHOICE QUESTION

3 mins • 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

3 mins • 1 pt

Jika diketahui  f(x ) =4x25,f\left(x\ \right)\ =4x^2-5,  maka  f1(x) adalah...f^{-1}\left(x\right)\ adalah...  

 4x +5\sqrt{4x\ }+5  

 x+5\sqrt{x+5}  

 x4+5\sqrt{\frac{x}{4}}+5  

 x+54\sqrt{\frac{x+5}{4}}  

 X54\sqrt{\frac{X-5}{4}}  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui f(x)=2x+3f\left(x\right)=\sqrt{2x+3}   , maka invers dari  f(x)f\left(x\right)   adalah....

 x223\frac{x^2-2}{3}  

 x2+23\frac{x^2+2}{3}  

 x2+32\frac{x^2+3}{2}  

 2x213\frac{2x^2-1}{3}  

 x232\frac{x^2-3}{2}  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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

10

8

-8

-10

12

7.

MULTIPLE CHOICE QUESTION

3 mins • 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}  

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