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7.3 product-som-methode

Authored by Shadely James

Mathematics

10th Grade

Used 10+ times

7.3 product-som-methode
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10 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

De som van a en b is -20.

Het product van a en b is 36.

Welke getal hoort bij a en b?

a= 18 b= -2

a= -18 b= -2

a= -6 b= -6

a= -6 b= 6

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Oppervlakte rechthoek =  x2+6x+8x^2+6x+8  
de zijden van deze rechthoek zijn:

 (x+2) en (x+3)\left(x+2)\ en\ (x+3\right)  

 (x2) en (x+4)\left(x-2)\ en\ (x+4\right)  

     (x+2) en (x+4)\left(x+2)\ en\ (x+4\right)  

 (x3) en (x+2)\left(x-3)\ en\ (x+2\right)  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 x2+13x+40x^2+13x+40  

 (x5)(x+8)(x-5)(x+8)  

 (x8)(x5)(x-8)(x-5)  

 (x+8)(x5)(x+8)(x-5)  

 (x+5)(x+8)(x+5)(x+8)  

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Ontbind in factoren. Probeer zonder tabel.
 x24x12x^2-4x-12  is  (x+A)(xB)\left(x+A)(x-B\right)  

A=-2  en  B= 6

A=2  en  B= 6

A=2  en  B= -6

A=6  en  B= 2

5.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

Ontbind  x2+22x+21x^2+22x+21  in factoren. 


(a)  

6.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

Ontbind in factoren x210x+16x^2-10x+16  Gebruik de tabel van 16 

(a)  

7.

MULTIPLE SELECT QUESTION

15 mins • 1 pt

Als je ontbind x2x30x^2-x-30  in factoren krijg je:  
Meer dan een antwoorden zijn mogelijk.

 (x2)(x+15)(x-2)(x+15)  

 (x6)(x+5)(x-6)(x+5)  

 (x+5)(x6)(x+5)(x-6)  

 (x15)(x+2)(x-15)(x+2)  

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