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Lygtys su šaknimis

Authored by Edita Balinskiene

Mathematics

11th - 12th Grade

Used 5+ times

Lygtys su šaknimis
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12 questions

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1.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

 x3+x+3=1\sqrt{x-3}+\sqrt{x+3}=1  Ar turi lygtis sprendinių? (taip arba ne)

2.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

 3x+1=2+x1\sqrt{3x+1}=2+\sqrt{x-1}  Kam lygi lygties sprendinių suma?

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 7x+15=2x\sqrt{7x+15}=-2x  

5

 32-\frac{3}{2}   

5 ir  32-\frac{3}{2}  

sprendinių nėra

4.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

 x=8\sqrt{x}=8  

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

 x 2 = 4\sqrt{x}\ -2\ =\ 4  

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

 3  x = 23\ -\ \sqrt{x}\ =\ -2  

7.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

 5  4x = 15\ -\ 4\sqrt{x}\ =\ 1  

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