解ㄧ元二次方程式
Quiz
•
Mathematics
•
8th Grade
•
Hard
chang shengchi
Used 46+ times
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11 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列哪些為一元二次方程式?(複選)
-3x+5=x2
(3-x)(2-x)
3x2-x3=-1
(y-1)2=y
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
下列敘述哪些正確?(複選)
-2 是 x2 -3x-10=0 的一個解
3 是 (x-3)(x+2)=0的一個解
4是(x+1)(3x+2)=0 的一個解
1 是 3x2 -5x-4=0 的一個解
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
解一元二次方程式x2-5x+6=0
x=3 or 2
x= 3 or -2
x=6 or 1
x= -6 or -1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
解一元二次方程式x2+6x+8=0
x= 4 or 2
x= -4 or -2
x= 8 or 1
x= - 4 or 2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
解一元二次方程式x2-4x-12=0
X= 12 or 1
X= 3 or 4
X= 6 or -2
X= 6 or 2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
解一元二次方程式x2+6x-16=0
x= 4 or 4
x= -2 or 8
x= 2 or 8
x= 2 or -8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
解一元二次方程式x2-13x+36=0
x= 4 or 9
x= 3 or 12
x= -4 or -9
x=5 or 7
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