Algebra - ismétlés

Algebra - ismétlés

9th Grade

13 Qs

quiz-placeholder

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Algebra - ismétlés

Algebra - ismétlés

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

Ujlaki János

Used 3+ times

FREE Resource

13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 (2x5y)2=\left(2x-5y\right)^2=  

 2x210xy+5y22x^2-10xy+5y^2  

 2x220xy+5y22x^2-20xy+5y^2  

 4x210xy+25y24x^2-10xy+25y^2  

 4x220xy+25y24x^2-20xy+25y^2  

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 (3a+23b)2=\left(3a+\frac{2}{3}b\right)^2=  

 3a2+2ab+23b23a^2+2ab+\frac{2}{3}b^2  

 9a2+4ab+49b29a^2+4ab+\frac{4}{9}b^2  

 9a2+2ab+49b29a^2+2ab+\frac{4}{9}b^2  

 3a2+4ab+23b23a^2+4ab+\frac{2}{3}b^2  

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Alakítsd szorzattá: 4x22xy=4x^2-2xy=  

 4x(xy)4x\left(x-y\right)  

 2(2x2xy)2\left(2x^2-xy\right)  

 x(4x2y)x\left(4x-2y\right)  

 2x(xy)2x\left(x-y\right)  

4.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Alakítsd szorzattá: 5xy+10y2=5xy+10y^2=  


5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Alakítsd szorzattá: x22xy+y2=x^2-2xy+y^2=  


 (x+y)2\left(x+y\right)^2  

 (xy)2\left(x-y\right)^2  

 (x2y)2\left(x-2y\right)^2  

 (x+2y)2\left(x+2y\right)^2  

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Alakítsd szorzattá: 4a212ab+9b2=4a^2-12ab+9b^2=  

 (4a9b)2\left(4a-9b\right)^2  

 (2a3b)2\left(2a-3b\right)^2  

 (4a+9b)2\left(4a+9b\right)^2  

 (2a+3b)2\left(2a+3b\right)^2  

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 (4x7y)(4y+7y)=\left(4x-7y\right)\left(4y+7y\right)=  

 16x249y216x^2-49y^2  

 4x27y24x^2-7y^2  

 16x2+49y216x^2+49y^2  

 4x2+7y24x^2+7y^2  

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