Hulkliikmete korrutamise abivalemid

Hulkliikmete korrutamise abivalemid

8th - 9th Grade

12 Qs

quiz-placeholder

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Hulkliikmete korrutamise abivalemid

Hulkliikmete korrutamise abivalemid

Assessment

Quiz

Mathematics

8th - 9th Grade

Medium

Created by

Marje Olsen

Used 31+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Tegurda  a21=a^2-1=  

 (a+a)(a+1)\left(a+a\right)\left(a+1\right)  

 (a+1)(a+1)\left(a+1\right)\left(a+1\right)  

 (a+1)(a1)\left(a+1\right)\left(a-1\right)  

 2(a+1)2\left(a+1\right)  

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Tegurda  9x2=9-x^2=  

 (3x)2\left(3-x\right)^2  

 (3+x)2\left(3+x\right)^2  

 (3+x)(3x)\left(3+x\right)\left(3-x\right)  

 (3+x)(3+x)\left(3+x\right)\left(3+x\right)  

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Tegurda  100d2=100-d^2=  

 (10+d)(10d)\left(10+d\right)\left(10-d\right)  

 (10 d)2\left(10\ -d\right)^2  

 2(10d2)2\left(10-d^2\right)  

 (10d)(10d)\left(10-d\right)\left(10-d\right)  

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 4x21=4x^2-1=  

 (2x1)2\left(2x-1\right)^2  

 2(x1)22\left(x-1\right)^2  

 (2x+1)(2x1)\left(2x+1\right)\left(2x-1\right)  

 (2x1)(2x1)\left(2x-1\right)\left(2x-1\right)  

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 x2+4x+4=x^2+4x+4= 

 (x2)2\left(x-2\right)^2  

 (x+2)2\left(x+2\right)^2  

 (x+2)(x2)\left(x+2\right)\left(x-2\right)  

 2(x+2)2\left(x+2\right)  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 u2+4914u=u^2+49-14u=  

 2(u7)2\left(u-7\right)  

 (u+7)(u7)\left(u+7\right)\left(u-7\right)  

 (u+7)2\left(u+7\right)^2  

 (u7)2\left(u-7\right)^2  

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 9a2+918a=9a^2+9-18a=  

 (3a3)2\left(3a-3\right)^2  

 (3a)2\left(3-a\right)^2  

 (3a)(3+3a)\left(3-a\right)\left(3+3a\right)  

 (3a+3)2\left(3a+3\right)^2  

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