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lineární fce

Authored by Romana Loydová

Mathematics

2nd Grade

Used 4+ times

lineární fce
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9 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Vypočítej průsečík fce y= 2x-3 s osou y

Y ( 0;2)

Y ( 0;3)

Y ( 0;-3)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Uprav výraz ( 2x - 3)2

4x2 + 12x + 9

9- 12x + 4x2

4x2 - 16x + 9

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

převeď rovnici 12x + 4y = 8 do tvaru y = ......

y = -3x - 2

y= -3x + 2

y= 3x+2

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 3xx29\frac{3-x}{x^2-9}  Pro které x nemá výraz smysl

x = -3

x = -3, x= 3

x= 9

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a = 0,05 Kolik je a2 ?

0,25

0,025

2,5

0,0025

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Obdélník má stranu a= 0,2 m , b= 0,1 m. Jaký je obsah?

0,2  m2m^2  

0,6  m2m^2  

0, 02  m2m^2  

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Bod A ( -2; -3) leží na fci:

y = 2x-1

y= -2x+ 4

y= 2x + 1

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