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Nilai Fungsi

Authored by Selvia Kumalasari

Mathematics

8th Grade

Used 72+ times

Nilai Fungsi
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui fungsi f(x)=3x2f\left(x\right)=3x-2 . Nilai  f(5)f\left(5\right)  adalah ....

13

9

8

6

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui fungsi f(x)=2x+5.f\left(x\right)=2x+5. Nilai  f(4)f\left(-4\right)  adalah ....

3

2

 3-3  

 2-2  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jika fungsi  g(x)=75x,g\left(x\right)=7-5x,  nilai  f(2)f\left(-2\right)  adalah ....

 4-4  

 3-3  

3

17

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui fungsi g(x)=2x+11g\left(x\right)=2x+11  dan  g(a)=5,g\left(a\right)=5,  Nilai  a=a=  ....


21

3

 21-21  

 3-3  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui f(x)=8x11, f(a)=13,f\left(x\right)=8x-11,\ f\left(a\right)=13, 

dan  f(0)=b.f\left(0\right)=b.  Nilai  ab=....a-b=....  

24

14

8

 8-8  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Pada pemetaan  f:x12x+1,f:x\rightarrow\frac{1}{2}x+1,  bayangan dari 8 adalah ....

9

8

5

4

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Pada pemetaan f:x53x,f:x\rightarrow5-3x,  jika diberikan domain  f={2,1, 0, 1, 2, 3},f=\left\{-2,-1,\ 0,\ 1,\ 2,\ 3\right\},  maka range  ff  adalah ....

 {1, 2, 5, 8, 11, 14}\left\{-1,\ 2,\ 5,\ 8,\ 11,\ 14\right\}  

 {4, 1, 2, 5, 8, 11}\left\{-4,\ -1,\ 2,\ 5,\ 8,\ 11\right\}  

 {2, 1, 2, 5, 8, 11}\left\{-2,\ -1,\ 2,\ 5,\ 8,\ 11\right\}  

 {2, 1, 2, 5, 8, 11, 14}\left\{-2,\ -1,\ 2,\ 5,\ 8,\ 11,\ 14\right\}  

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