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Daļveida funkcija

Authored by artur levikin

Mathematics

8th - 11th Grade

Used 9+ times

Daļveida funkcija
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7 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Funkcijas f(x)=x2(x+3)(x3)f\left(x\right)=\frac{x-2}{\left(x+3\right)\left(x-3\right)}  definīcijas kopa ir: 

R\{3}

R\{-3; 3}

R\{-3; 2; 3}

R\{-3; 0; 3}

R\{0; 3}

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Izvēlies funkciju, kuras grafiks ir redzams attēlā

f(x)=4x6f\left(x\right)=\frac{4}{x-6}

f(x)=4x+6f\left(x\right)=\frac{4}{x+6}

f(x)=4x6f\left(x\right)=-\frac{4}{x-6}

f(x)=4x+6f\left(x\right)=-\frac{4}{x+6}

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Dotajam grafikam atbilst funkcija: 

 f(x)=1x+6f\left(x\right)=-\frac{1}{x+6}  

 f(x)=1x+6f\left(x\right)=\frac{1}{x+6}  

 f(x)=1x6f\left(x\right)=-\frac{1}{x-6}  

 f(x)=1x6f\left(x\right)=\frac{1}{x-6}  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Nosaki funkcijas f(x)=10x2f\left(x\right)=\frac{10}{x-2} nulles!

 x=2x=2  

 x=10x=10  

 x=0x=0  

funkcijas nulles nav

 x1=10; x2=2x_1=10;\ x_2=2  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Nosaki funkcijas  f(x)=1x100f\left(x\right)=\frac{1}{x-100}  vērtību kopu!

R

R\{0}

R\{100}

R\{1}

6.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Media Image

Dota funkcija  f(x)=1x+1f\left(x\right)=\frac{1}{x+1}  un tās grafiks. Atzīmē visus patiesus apgalvojumus:

Intervālā  (;1)\left(-\infty;-1\right)  funkcija monotoni dilst

Intervālā  (1;+)\left(-1;+\infty\right)  funkcija monotoni dilst

Funkcijas vērtības vienmēr ir >0

Funkcijas vērtības vienmēr ir <0

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Nosaki, cik ir krustpunkti funkcjiu f(x)=1xf\left(x\right)=\frac{1}{x}  un  g(x)=12xg\left(x\right)=\frac{1}{2x}  grafikiem

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