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Mnożenie sum algebraicznych

Authored by Ewa Gancarczyk

Mathematics

1st Grade

CCSS covered

Used 756+ times

Mnożenie sum algebraicznych
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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Które wyrażenie jest sumą algebraiczną

2 x2x^2 +5x

x6x^6

4

-5 x2x^2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Wynikiem mnożenia podanych sum algebraicznych jest (3x+1)(2x+6)\left(3x+1\right)\left(2x+6\right)  

 5x+20x2+65x+20x^2+6  

 6x2+20x+66x^2+20x+6  

 26x2+626x^2+6  

 6x2+5x+66x^2+5x+6  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Podaj wynik mnożenia danych sum algebraicznych  (2x−y+6)(x+3y)\left(2x-y+6\right)\left(x+3y\right)  

 2x2+6x+5xy−3y2+18y2x^2+6x+5xy-3y^2+18y  

 8x+5xy+15y8x+5xy+15y  

 2x2−3y2+5xy+18y2x^2-3y^2+5xy+18y  

 2x2−3y2+62x^2-3y^2+6  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Wynikiem mnożenia podanych sum algebraicznych jest (a+3b)(3a−2b)\left(a+3b\right)\left(3a-2b\right)  

 3a2−6b23a^2-6b^2  

 3a+7ab−6b3a+7ab-6b  

 3a2+7ab−6b23a^2+7ab-6b^2  

 9a2−6b29a^2-6b^2  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Oblicz (5b−4)(2b−3)\left(5b-4\right)\left(2b-3\right) 

 10b2+7b−1210b^2+7b-12  

 10b2−23b+1210b^2-23b+12  

 10b2−7b+1210b^2-7b+12   

 10b2+23b−1210b^2+23b-12  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Oblicz  (2x+1)(x+3)\left(2x+1\right)\left(x+3\right)  

 2x2+5x+22x^2+5x+2  

 2x2+7x+32x^2+7x+3  

 2x2+3x+32x^2+3x+3  

 2x2+x+12x^2+x+1  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Wynikiem mnożenia  2(x−3y)2\left(x-3y\right)  jest:

 2x+6y2x+6y  

 2x−6y2x-6y  

 2x−3y2x-3y  

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