Multiplicación y división de fracciones algebraicas

Multiplicación y división de fracciones algebraicas

9th Grade

10 Qs

quiz-placeholder

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Multiplicación y división de fracciones algebraicas

Multiplicación y división de fracciones algebraicas

Assessment

Quiz

Mathematics

9th Grade

Medium

Created by

Yerka Monje

Used 192+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplificar la siguiente expresión:

 x21x+1\frac{x^2-1}{x+1}  

 (x1)\left(x-1\right)  

 (x+1)\left(x+1\right)  

 1x+1\frac{1}{x+1}  

 1x1\frac{1}{x-1}  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplifique la siguiente expresión:

 x2+5x+6x2+4x+4\frac{x^2+5x+6}{x^2+4x+4}  

 x+3x2\frac{x+3}{x-2} 

 x+2x+3\frac{x+2}{x+3}  

 x+3x+2\frac{x+3}{x+2}  

 118\frac{11}{8}  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

multiplica y simplifica la siguiente expresión:

 (r6)(r+7)8(r+7)8r+7\frac{\left(r-6\right)\left(r+7\right)}{8\left(r+7\right)}\cdot\frac{8}{r+7}  

 (r6)(r+7)\frac{\left(r-6\right)}{\left(r+7\right)}  

 89\frac{8}{9}  

 4r9\frac{4r}{9}  

 (r+5)2r2(r+7)\frac{\left(r+5\right)}{2r^2\left(r+7\right)}  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Multiplica y simplifica la siguiente expresión:

 10(m+3)77(m+3)(m+3)2\frac{10\left(m+3\right)}{7}\cdot\frac{7\left(m+3\right)}{\left(m+3\right)^2}  

3

10

 10m+3\frac{10}{m+3}  

5m

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Multiplicar y simplificar la siguiente expresión:

 b213b+36b9b94b\frac{b^2-13b+36}{b-9}\cdot\frac{b-9}{4-b}  

 b8b-8  

 3bb+9\frac{3b}{b+9}  

 1010  

 b+9-b+9  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Multiplicar y simplificar la siguiente expresión:

 n249n2+n2n27n18n216n+63\frac{n^2-49}{n^2+n-2}\cdot\frac{n^2-7n-18}{n^2-16n+63}  

 12n\frac{1}{2n}  

 n+7n1\frac{n+7}{n-1}  

 n+4n+4  

 4n(n1)n+9\frac{4n\left(n-1\right)}{n+9}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Dividir y simplificar la siguiente expresión:

 1n8÷n+63n+18\frac{1}{n-8}\div\frac{n+6}{3n+18}  

 3n8\frac{3}{n-8}  

 6n+7\frac{6}{n+7}  

 22  

 n+5n3\frac{n+5}{n-3}  

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