Raíces

Raíces

8th Grade

13 Qs

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Raíces

Raíces

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Ana Cristina Ruiz

Used 19+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplifica   5a15\ ^5\sqrt{a^{15}}  

 3a^3\sqrt{a}  

 a3a^3  

 a3\sqrt{a^3}  

No se puede simplificar más

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Extrae del radical los factores que sea posible   481a5b3\ ^4\sqrt{81a^5b^3}  

 9ab4a9ab\cdot^4\sqrt{a}  

 3ab34ab3ab^3\cdot^4\sqrt{ab}  

 3 4a5b33\cdot\ ^4\sqrt{a^5b^3}  

 3a 4ab33a\cdot\ ^4\sqrt{ab^3}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcula el valor de k en   672964=k\ ^6\sqrt{\frac{729}{64}}=k  

 32\frac{3}{2}  

 32-\frac{3}{2}  

 ±32\pm\frac{3}{2}  

No existe

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Extrae de la raíz todos los factores posibles

  327x8y9z10\ ^3\sqrt{27x^8y^9z^{10}}  

 3x2y3z3 3x2z3x^2y^3z^3\cdot\ ^3\sqrt{x^2z}  

 x2z 33x2y3z3x^2z\cdot\ ^3\sqrt{3x^2y^3z^3}  

 x2y3z3 327x2zx^2y^3z^3\cdot\ ^3\sqrt{27x^2z}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Extrae de la raíz todos los factores posibles

  243x2yz10\ \sqrt{243x^2y^{ }z^{10}}  

 9xz5 3y9xz^5\cdot\ \sqrt{3y}  

 3y9xz53y\cdot\sqrt{9xz^5}  

 xz5243yxz^5\cdot\sqrt{243y}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcula

 75+31248\sqrt{75}+3\sqrt{12}-\sqrt{48}  

 737\sqrt{3}  

 2392\sqrt{39}  

No se puede operar más.

 636\sqrt{3}  

 37543\cdot\sqrt{\frac{75}{4}}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplifica, utilizando las propiedades de las raíces

 8a3bc22abc7\frac{\sqrt{8a^3bc^2}}{\sqrt{2abc^7}}  

 2ac21c\frac{2a}{c^2}\cdot\sqrt{\frac{1}{c}}  

 2ac2c2ac^2\sqrt{c}  

 2ac2c\frac{2a}{c^2}\sqrt{c}  

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