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Sadalīšana reizinātājos

Authored by Līga Blumbeka

Mathematics

9th Grade

Used 4+ times

Sadalīšana reizinātājos
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sadali reizinātājos X2-25

(x-5) (x+5)

(x-1) (x+25)

(x-5) (x-5)

x (x-25)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Saīsini daļu  x24x+2\frac{x^2-4}{x+2}  !

 x2x+2\frac{x-2}{x+2}  

x-2

x+2

 x+21\frac{x+2}{1}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Saīsini daļu  x2xx1\frac{x^2-x}{x-1}  

 x(x1)(x1)\frac{x\left(x-1\right)}{\left(x-1\right)}  

x

x-1

x+1

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Saīsini daļu  x24x22x\frac{x^2-4}{x^2-2x}  

 (x+2)(x2)x (x2)\frac{\left(x+2\right)\left(x-2\right)}{x\ \left(x-2\right)}  

 x2x\frac{x-2}{x}  

 x+2x\frac{x+2}{x}  

 x+2x2\frac{x+2}{x-2}  

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Saīsini daļu  a2+2ab+b2a2b2!\frac{a^2+2ab+b^2}{a^2-b^2}!  

a-b

a+b

 a+ba+b\frac{a+b}{a+b}  

 a+bab\frac{a+b}{a-b}  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Saīsini daļu  x9x29x\frac{x-9}{x^2-9x}  

 1x\frac{1}{x}  

x

 x9x(x9)\frac{x-9}{x\left(x-9\right)}  

 1x+9\frac{1}{x+9}  

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 x293x29x\frac{x^2-9}{3x^2-9x}  

 x3x+3\frac{x-3}{x+3}  

 x33x\frac{x-3}{3x}  

 x+33x\frac{x+3}{3x}  

 1x\frac{1}{x}  

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