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Operace s intervaly

Authored by Michal Heczko

Mathematics

6th - 8th Grade

Used 26+ times

Operace s intervaly
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12 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Určete, které nerovnosti odpovídá interval x(5;0)x\in\left(-5;0\right)  

 x>5x>-5  

 5<x<0-5<x<0  

 0<x<50<x<-5  

 x<0x<0  

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Určete, které nerovnosti odpovídá interval x<1;5>x\in<1;5>  

 1<x<51<x<5  

 1x51\le x\le5  

 5<x<15<x<1  

 5x15\le x\le1  

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Určete, která celá čísla náleží do intervalu A=<1;3>A=<1;3>  


0

1

2

3

4

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Určete, která celá čísla náleží do intervalu B=(1;2)B=\left(-1;2\right)  


-2

-1

0

1

2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Určete sjednocení intervalů A=(2;2)A=\left(-2;2\right)   a  B=(0;4)B=\left(0;4\right)  

 AB=(2;4)A\cup B=\left(-2;4\right)  

 AB=(2;0)A\cup B=\left(-2;0\right)  

 AB=(2;4)A\cup B=\left(2;4\right)  

 AB=(0;2)A\cup B=\left(0;2\right)  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Určete průnik intervalů A=(2;2)A=\left(-2;2\right)   a  B=(0;4)B=\left(0;4\right)  

 AB=(2;4)A\cap B=\left(-2;4\right)  

 AB=(2;0)A\cap B=\left(-2;0\right)  

 AB=(2;4)A\cap B=\left(2;4\right)  

 AB=(0;2)A\cap B=\left(0;2\right)  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Určete rozdíl A\B intervalů A=(2;2)A=\left(-2;2\right)   a  B=(0;4)B=\left(0;4\right)  

A\B = (-2; 4)

A\B = (-2;0>

A\B= (0; 2)

A\B = <2; 4)

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