Search Header Logo

Matek(nevezetes azonosságok2)

Authored by Sallai István

Mathematics

9th Grade

Used 18+ times

Matek(nevezetes azonosságok2)
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

21 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Melyikkel lesz egyenlő

 (xy)(x+y)=\left(x-y\right)\left(x+y\right)=  ?

 xyx-y  

 x2y2x^2-y^2  

 x22xy+y2x^2-2xy+y^2  

 y2+x2y^2+x^2  

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Melyikkel lesz egyenlő az (a+b)2=

a2+b2

a2+ab+b2

a2+2ab+b2

a+2ab+b

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Mivel egyenlő

 (ab)2=\left(a-b\right)^2=  ?

 a22ab+b2a^2-2ab+b^2  

 a2b2a^2-b^2  

 a2+b2a^2+b^2  

 a2+ab+b2a^2+ab+b^2  

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

 (2d+3)2=?\left(2d+3\right)^2=?  

 4d2+12d+94d^2+12d+9  

 4d2+94d^2+9  

 4d294d^2-9  

 4d212d+94d^2-12d+9  

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

(4x-7)(4x+7)

16x²-49

4x²+2x-49

16x²-49x-49

4x²-49

6.

MULTIPLE SELECT QUESTION

1 min • 1 pt

(3x+7)²

9x²+42x+49

3x²+44x+49

9x²+49

3x²+49

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

 (2x2+3x)2\left(2x^2+3x\right)^2  

 4x4+12x3+9x24x^4+12x^3+9x^2  

 2x4+3x22x^4+3x^2  

 4x49x24x^4-9x^2 

 2x4+12x3+3x22x^4+12x^3+3x^2  

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?