
квадраттық теңдеу
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Берілген формулалардың ішінен дискриминант формуласын тап.
D = –b2 – 4a2
D = b2 + 4ac
D = b2 – 4a
D = b2 – 4ac
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
x2 + 6x + 9 = 0 квадрат теңдеуінің қанша түбірі бар? Бірінші коэффициенті нешеге тең екенін тап.
үш түбір, –1
бір түбір, 1
түбірі жоқ, 0
екі түбір, 1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x2 + 2x – 3 = 0 квадрат теңдеуінің дискриминанты нешеге тең?
-16
16
8
0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Егер толық квадрат теңдеудің дискриминанты 0-ге тең болса, бұл теңдеудің нақты қанша түбірі бар екенін тап.
0
2
1
Түбір жоқ
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Дискриминант мәні 0-ден артық болған жағдайда теңдеудің неше түбірі болады?
Түбір болмайды
1
0
2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x2 + 6x + 9 = 0 квадрат теңдеуінің бірінші коэффициентін тап.
1
0
6
-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Толымсыз квадрат теңдеуді белгіле.
10x2 + 2x = 1
5x + 16 + x2 = 0
x2 + 3x – 3 = 0
x2 – 3 = 0
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