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Números Irracionales Modelo de examen

Authored by Gonzalo Ojeda

Mathematics

9th Grade

Used 3+ times

Números Irracionales Modelo de examen
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8 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

 Cuales de los siguientes números son irracionales  

 3+33\frac{\sqrt{3}+\sqrt{3}}{\sqrt{3}}  

 (7 )4\left(\sqrt{7}\ \right)^4  

 182\sqrt{18}-\sqrt{2}  

 1255\frac{\sqrt{125}}{\sqrt{5}}  

2.

OPEN ENDED QUESTION

3 mins • Ungraded

Propone un valor de "a" para que el resultado sea un numero irracional . 1a\sqrt{1-a}  

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3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

3-\sqrt{3}

3\sqrt{3}

1

Ninguna de las anteriores

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Es verdad que la  diagonal de un cuadrado puede medir  50\sqrt{50}  

Falso 

Jamas

Pasa palabra

verdadero

5.

OPEN ENDED QUESTION

3 mins • Ungraded

Media Image

Hallar el valor de a y b ,para que verifique la construcción

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6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  (53+2)3+4718 =\left(5\cdot\sqrt{3}+\sqrt{2}\right)\cdot\sqrt{3}+4\sqrt{7-1}-8\ =  

 7+5237+5\sqrt{2\cdot3}  

 7+57+\sqrt{5}  

Ninguna de las anteriores 

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Racionalizar  822Racionalizar\ \ \frac{8\cdot\sqrt{2}}{\sqrt{\sqrt{2}}}  

 828\cdot\sqrt{\sqrt{2}}  

 828\cdot\sqrt{2}  

 424\sqrt{2}  

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