
이차방정식(기초)
Quiz
•
Mathematics
•
8th Grade
•
Medium
이명희 이명희
Used 2+ times
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2x2-8x+6=0는
이차방정식이다.
O
X
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x2-3=(x+1)(x+4)는
이차방정식이다.
O
X
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(x-4)(x+1)=0의 이차방정식의 해는?
X=4
X=4 그리고 X=-1
X=4 또는 X=-1
X=-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
X(X+6)=0의 이차방정식의 해는?
X=0
X=-6
X=0 그리고 X=-6
X=0 또는 X=-6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x2+5x+6=0의 이차방정식의 해는?
X=-2
X=-3
X=-2 또는 X=-3
X=-2 그리고 X=-3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
다음 중 다른 하나는?
X2=16의 근 or 해
16의 제곱근
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
다음 중 중근을 갖는 이차방정식은?
X2-8X+16=0
X2-9=0
X2-10X+9=0
X2+5X=0
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
다음 이차방정식 x2-4x+a-1 중근을 가질 때, a의 값은?
5
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