FUNGSI INVERS

FUNGSI INVERS

11th Grade

10 Qs

quiz-placeholder

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FUNGSI INVERS

FUNGSI INVERS

Assessment

Quiz

Mathematics

11th Grade

Hard

Created by

Rahmah Rahmah

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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

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 • 10 pts

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 • 10 pts

 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 • 10 pts

Diketahui f(x)=2x2, g(x)=4x,f\left(x\right)=2x-2,\ g\left(x\right)=\sqrt{4-x},  dan  h(x)=4xx2h\left(x\right)=4x-x^2  . Fungsi (f  g  h)(x)=\left(f\ \circ\ g\ \circ\ h\right)\left(x\right)=  ...

 2x62x-6  

 2x42x-4  

 2x22x-2  

 2x+22x+2  

 2x+42x+4  

5.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

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}  

6.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Jika f(x+2)=2x34x+1f\left(x+2\right)=\frac{2x-3}{4x+1} 

dan  g(x)=4x+15x2,g\left(x\right)=\sqrt{\frac{4x+1}{5-x^2}},  nilai dari  (2f3g)(2)\left(2f-3g\right)\left(2\right)  adalah ...

 15-15  

 9-9  

 3-3  

 33  

 1515  

7.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Jika g(x)= x27g\left(x\right)=\ x^2-7  dan  (g  f)(x)=4x2+16x+9, \left(g\ \circ\ f\right)\left(x\right)=4x^2+16x+9,\   fungsi  f(x)f\left(x\right)  adalah ...


 3x+7-3x+7  

 2x2-2x-2  

 2x+42x+4  

 2x+82x+8  

 3x+113x+11  

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