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Kvadrat binoma , razlika kvadrata

Authored by Fatima Klicic

Mathematics

8th Grade

Used 165+ times

Kvadrat binoma , razlika kvadrata
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11 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kvadrat binoma  (x 7)2 je\left(x\ -7\right)^2\ je  

 x249x^2-49  

 x27x 49x^2-7x\ -49  

 x214x+49x^2-14x+49  

 x2+14x+49x^2+14x+49  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rješenje izraza 100 x2  144x^2\ -\ 144  je: 

 (10x12)(10x +12)\left(10x-12\right)\left(10x\ +12\right)  

x( 100 - 144)

 (100x  144)2\left(100x\ -\ 144\right)^2  

 44x2-44x^2  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Koja formula je tačna ?

(ab)2=a2+2abb2\left(a-b\right)^2=a^2+2ab-b^2

(ab)2= a2ab+b2\left(a-b\right)^2=\ a^2-ab+b^2

(ab)2 = a2 b2\left(a-b\right)^2\ =\ a^2-\ b^2

(ab)2=a22ab+b2\left(a-b\right)^2=a^2-2ab+b^2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kvadrat binoma je :

binom

ovisi

trinom

monom

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Koristeći kvadrat binoma rastavi  (5y+9)2\left(5y+9\right)^2  

 25x2+9y+8125x^2+9y+81  

 25x2+90y+8125x^2+90y+81  

 5x2+90y+815x^2+90y+81  

 25y2+90y+8125y^2+90y+81  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kvadrat binoma  3x2y3x-2y  jednak je

 9a212ab4b29a^2-12ab-4b^2  

 9a212ab+4b29a^2-12ab+4b^2  

 9a24b29a^2-4b^2  

 3a23b23a^2-3b^2  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Tačno rješenje kvadrata binoma (2x-3)2 je

4x2-9

4x2-12x+9

4x2+12x-9

4x-12+6x2

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