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Opća jednadžba kružnice

Authored by Marina Ninkovic

Mathematics

11th - 12th Grade

Used 4+ times

Opća jednadžba kružnice
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6 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Opći oblik jednadžbe kružnice (x1)2+(y+1)2=6 \left(x-1\right)^2+\left(y+1\right)^2=6\  je:

 x2+y22x+2y8=0x^2+y^2-2x+2y-8=0  

 x2+y22x+2y6=0x^2+y^2-2x+2y-6=0  

 x2+y2+2x+2y+2=0x^2+y^2+2x+2y+2=0  

 x2+y22x2y4=0x^2+y^2-2x-2y-4=0  

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Jednadžbom x2+y24x+10y7=0x^2+y^2-4x+10y-7=0  je zadan skup svih točaka  (x,y)\left(x,y\right)  u ravnine . Taj skup je:

prazan skup

točka

pravac 

kružnica

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Skup točaka (x,y)\left(x,y\right)  ravnine određen jednadžbom  Ax2+Ay2+Bx+Cy+D=0,Ax^2+Ay^2+Bx+Cy+D=0,  A0,A\ne0,  može biti (više je točnih odgovora):

prazan skup

točka

pravac

kružnica

krug

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Točka S(0,2)S\left(0,2\right)   (a)     središte kružnice  x2+y24y5=0x^2+y^2-4y-5=0  


5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Polumjer kružnice  x2+y24y5=0x^2+y^2-4y-5=0  je


1

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3

4

5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jednadžba   x2+y2=0x^2+y^2=0  skupa točaka  (x,y)\left(x,y\right)   ravnine predstavlja:

prazan skup

ishodište

pravac

kružnicu

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