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Andragradsekvationer

Authored by Emma Zakrisson

Mathematics

9th Grade

Used 2+ times

Andragradsekvationer
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10 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Välj samtliga korrekta lösningar till andragradsekvationen

 x2=4x^2=4  

 x=2x=2  

 x=16x=16  

 x=16x=-16  

 x=2x=-2  

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Välj samtliga korrekta lösningar till andragradsekvationen

 x2=49x^2=49  

 x=8x=8  

 x=8x=-8  

 x=7x=-7  

 x=7x=7  

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Välj samtliga korrekta lösningar till andragradsekvationen

 x2=0,16x^2=0,16  

 x=0,4x=0,4  

 x=0,4x=-0,4  

 x=0,04x=0,04  

 x=0,04x=-0,04  

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Välj samtliga korrekta lösningar till andragradsekvationen

 x2+3=39x^2+3=39  

 x=6x=6  

 x=7x=7  

 x=6x=-6  

 x=8x=-8  

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Ange den positiva lösningen till ekvationen

 x2=100x^2=100  





(a)  

6.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Ange den negativa lösningen till ekvationen

 x2=64x^2=64  





(a)  

7.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Ange den positiva lösningen till ekvationen

 x2+9=25x^2+9=25  





(a)  

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