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Intervalos reales

Authored by Gabriela Rosas

Mathematics

1st - 5th Grade

Used 17+ times

Intervalos reales
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9 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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El intervalo que expresa la representación gráfica es

(;0)\left(-\infty;0\right)

(; 0]\left(-\infty;\ 0\right]

(;0)U(0; )\left(-\infty;0\right)U\left(0;\ \infty\right)

(; 0]U[0; )\left(-\infty;\ 0\right]U\left[0;\ \infty\right)

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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El intervalo representado en la recta real es

(3; ) \left(-3;\ \infty\right)\

[3; )\left[-3;\ \infty\right)

(; 3]\left(-\infty;\ -3\right]

Ninguna de las opciones es correcta

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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En la recta real se ha representado el siguiente intervalo

(1; 1) \left(-1;\ 1\right)\

[1; 1] \left[-1;\ 1\right]\

(; 1)U(1; ) \left(-\infty;\ -1\right)U\left(1;\ \infty\right)\

(; 1]U[1; ) \left(-\infty;\ -1\right]U\left[1;\ \infty\right)\

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

   La expresión simbólica  x4x\ge-4  y  x<3x<3    corresponde al intervalo

 (4; 3) \left(-4;\ 3\right)\   

 [4; 3] \left[-4;\ 3\right]\   

 (; 4]U(3; ) \left(-\infty;\ -4\right]U\left(3;\ \infty\right)\   

 [4; 3) \left[-4;\ 3\right)\   

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

El Intervalo  [2; 5] \left[-2;\ 5\right]\   corresponde a la expresión simbólica 

 2<x<5-2<x<5  

 2x5-2\le x\le5  

 2x<5-2\le x<5  

 2x5-2\ge x\ge5  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

El intervalo   (; 3)\left(-\infty;\ 3\right)  corresponde a la representación gráfica en la recta real de 

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7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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La representación gráfica corresponde a la expresión

 x0x\ge0  

[0; )\left[0;\ \infty\right)

(; 0)\left(-\infty;\ 0\right)

Ninguna es correcta

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