
Nepilna kvadratine lygtis
Authored by Halina Nowicka
Mathematics
9th Grade
Used 14+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x2+100=0
-10 ir 10
0 ir 10
10
sprendinių nėra
Answer explanation
Lygtis x2+100=0 neturi sprendinių, nes kvadratinis narys x2 yra teigiamas, o 100 yra teigiamas skaičius. Todėl teisingas atsakymas yra 'sprendinių nėra'.
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
x2-36=0
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2x2-50=0
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
x2=49
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
36-x2=0
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
x2-4/9=0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x2=0
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