
Квадратные уравнения
Authored by Yuliya Makarova
Mathematics
1st Grade
Used 4+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
В квадратном уравнении -3х2+10х+5=0 укажите старший коэффициент:
10
-3
5
0
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Какое уравнение является полным квадратным уравнением?
ах2 + bх + с = 0
ах + b = 0
bx +c = 0
bx = 0
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Дискриминант квадратного уравнения можно вычислить по формуле...
D = -b2-4ac
D = b2-4ac
D = b2+ 4ac
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Какое из уравнений является квадратным:
1-12х=0
48х2+х3-9=0
7х2-13х+5=0
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Какое из квадратных уравнений является приведённым:
12-х2+3х=0
х2-7х+16=0
-15х2+4х-2=0
4х2+х-1=0
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