domain fungsi logaritma

Belum Berjudul

By Rahmayani Rahmayani

Multiple Choice

Grafik fungsi f(x) = ³log x adalah

Multiple Choice

Grafik pada gambar tersebut merupakan grafik fungsi dari:

• f(x) = ²log x

• f(x) = ^1/2log x

• f(x) = ³log x

• f(x) = ^1/3log x

Multiple Choice

Grafik fungsi y = ⁴log x dan y = ^1/2log x berpotongan dititik ....

• (0,1)

• (1,0)

• (0,2)

• (2,0)

• (4,0)

Multiple Choice

jika diketahui fungsi

$$f\left(x\right)=\log_a\left(x\right)$$ , maka persamaan fungsi  $$g\left(x\right)=$$  ....

• $$\log_{\frac{1}{2}}\left(x-3\right)$$  

• $$\log_2\left(x+3\right)$$  

• $$\log_2\left(x-3\right)$$  

• $$\log_{\frac{1}{2}}\left(x\right)-3$$  

• $$\log_{\frac{1}{2}}\left(x+3\right)$$  

Multiple Choice

Jika fungsi  $$f\left(x\right)=\log_2\left(x\right)$$ , maka fungsi  $$g\left(x\right)=$$  .... 

• $$\log_2\left(x-3\right)$$  

• $$\log_2\left(x+3\right)$$  

• $$\log_2\left(x\right)-3$$  

• $$\log_2\left(x\right)+3$$  

• $$\log_2\left(x-3\right)+3$$  

Multiple Choice

Bentuk Fungsi yang sesuai adalah....

• $$y=^2\log\ x$$

• y = $$y=^3\log\ x$$

• $$y=2^x$$

• $$y=3^x$$

Multiple Choice

Daerah asal dari fungsi logaritma $$f\left(x\right)=^2\log\left(1-x\right)$$  adalah $$Df=$$  

• $$\left\{x\left|x<1,\ x\ \epsilon\ R\right|\right\}$$  

• $$\left\{x\left|\ x\le1,\ x\ \epsilon\ R\right|\right\}$$  

• $$\left\{x\left|\ x\ge1,\ x\ \epsilon\ R\right|\right\}$$  

• $$\left\{x\left|x>1,\ x\ \epsilon\ R\right|\right\}$$  

• $$\left\{x\left|x>0,\ x\ \epsilon\ R\right|\right\}$$  

Multiple Choice

persamaan grafik fungsi seperti tampak pada gambar adalah...

• $$y=^2\log\left(x\right)-1$$   

• $$y=^{\frac{1}{2}}\log\left(x\right)-1$$   

• $$y=^2\log\left(x-1\right)$$  

• $$y=^{\frac{1}{2}}\log\left(x-1\right)$$  

Multiple Choice

persamaan grafik pada gambar adalah...

• $$y=^3\ \log\ x-2$$  

• $$y=^3\ \log\ \left(2x+1\right)-2$$  

• $$y=^2\ \log\ \left(x+4\right)-3$$  

• $$y=^2\ \log\ x-2$$  

• $$y=^{2\ }\log\ \left(x-2\right)\$$  

Multiple Choice

Daerah asal dari fungsi logaritma $$f\left(x\right)=\frac{1}{4}.^3\log\ \left(x^2-4\right)$$  adalah $$Df=$$  

• $$\left\{x\left|x<-2\ atau\ x>2,\ x\ \epsilon\ R\right|\right\}$$  

• $$\left\{x\left|-2<x<2,\ x\ \epsilon\ R\right|\right\}$$  

• $$\left\{x\left|x\le-2\ atau\ x\ge2,\ x\ \epsilon\ R\right|\right\}$$  

• $$\left\{x\left|x>0,\ x\ \epsilon\ R\right|\right\}$$  

• $$\left\{x\left|x\ \epsilon\ R\right|\right\}$$  

Multiple Choice

Grafik fungsi $$f\left(x\right)=^3\log\left(18-3x\right)$$   melalui titik ...

• (6,0)

• (4,2)

• (3,3)

• (0,6)

• (-3,3)

Multiple Choice

Daerah asal dari grafik $$y=^5\log⁡(x^2-10x-24)$$  adalah ...

• x < 4 atau x > 6

• 4 < x < 6

• x < -2 atau x > 12

• -2 < x < 12

• x = 4 atau x = 6

Multiple Choice

$$f\left(x\right)=^x\log\ \left(2x^2+5x-3\right)$$ . Domain fungsi tersebut adalah ...

• $$x>\frac{1}{2}$$  

• $$x<-3$$  

• $$-3<x<\frac{1}{2}$$  

• $$x<-3\ atau\ x>\frac{1}{2}$$