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Operaciones con fracciones algebraicas

Authored by Thalía Torres

Mathematics

9th Grade

Used 5+ times

Operaciones con fracciones algebraicas
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5 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resuelve

25a2+13ab\frac{2}{5a^2}+\frac{1}{3ab}

6b+5a15a2b\frac{6b+5a}{15a^2b}

3a+b8a2b\frac{3a+b}{8a^2b}

3ab15a2b\frac{3ab}{15a^2b}

2a+1b8ab\frac{2a+1b}{8ab}

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resuelve (recuerda simplificar en el último paso) mnmn+nana+2amam\frac{m-n}{mn}+\frac{n-a}{na}+\frac{2a-m}{am}  

 1m\frac{1}{m}  

 2naam\frac{2na}{am}  

 34amn-\frac{34}{amn}  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resuelve 2a+34aa28a\frac{2a+3}{4a}-\frac{a-2}{8a}  

 a+52a2\frac{a+5}{2a^2}  

 3a+88a\frac{3a+8}{8a}  

 a+12a2\frac{-a+1}{2a^2}  

 b+38a\frac{b+3}{8a}  

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resuelve

 a+5ba2b3ab\frac{a+5b}{a^2}-\frac{b-3}{ab}  

 a+4ba2b\frac{a+4b}{a^2b}  

 3+3aa2\frac{-3+3a}{a^2}  

 42aba2\frac{4-2ab}{a^2}  

 3a+5b2a2b\frac{3a+5b^2}{a^2b}  

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resuelve

 12a2+b3ab56a2b2\frac{1}{2a}-\frac{2+b}{3ab}-\frac{5}{6a^2b^2}  

 ab24ab56a2b2\frac{ab^2-4ab-5}{6a^2b^2}  

 a+ab223ab\frac{a+ab^2}{23ab}  

 ab32ab223ab\frac{ab-32ab^2}{23ab}  

 5a2b2+3a6a2b2\frac{-5a^2b^2+3a}{6a^2b^2}  

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