Алгебралық бөлшектер

Алгебралық бөлшектер

7th Grade

6 Qs

quiz-placeholder

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Алгебралық бөлшектер

Алгебралық бөлшектер

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Динара Оспанова

Used 202+ times

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6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 с2+3acc+3a\frac{с^2+3ac}{c+3a}  

c

-c

0

 1c+3a\frac{1}{c+3a}  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 a2c2c+a\frac{a^2-c^2}{c+a}  

 1a+c\frac{1}{a+c}  

 1ac\frac{1}{a-c}  

a+c

a-c

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 25a(a+b)215a2(a+b)\frac{25a\left(a+b\right)^2}{15a^2\left(a+b\right)}  

 3(a+b)15a2(a+b)\frac{3\left(a+b\right)^{ }}{15a^2\left(a+b\right)}  

 53(a+b)\frac{5}{3}\left(a+b\right)  

 5(a+b)3a\frac{5\left(a+b\right)}{3a}  

5a

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 18m2(a+c)9m(a+c)\frac{18m^2\left(a+c\right)}{9m\left(a+c\right)}  

-2m

-3m

3m

2m

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 aa2a21\frac{a-a^2}{a^2-1}  

 aa+1\frac{-a}{a+1}  

 1a1\frac{1}{a-1}  

 aa1\frac{a}{a-1}  

 1a+1\frac{1}{a+1}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 x2+y2x4y4\frac{x^2+y^2}{x^4-y^4}  

 x4+y4x^4+y^4  

 1x2y2\frac{1}{x^2-y^2}  

 1x2+y2\frac{1}{x^2+y^2}  

 x4y4x^4-y^4