
若A×B=0,則A=0或B=0(8上4-1)
Authored by 詹盛仁 詹盛仁
Mathematics
8th Grade
CCSS covered
Used 26+ times

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9 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
求下列方程式的解。
x(x-5)=0
-5
0
5
1
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
求下列方程式的解。
x(3x+7)=0
0
1
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
求下列方程式的解。
(x-6)(x-2)=0
6
-2
-6
2
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
求下列方程式的解。
(3x+4)(5x-1)=0
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
求下列方程式的解。
(8x-5)(5x+3)=0
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若方程式(x+3)(x+2)=0的兩根為a、b,
且a>b,則a-b=?
-1
1
5
-5
Tags
CCSS.HSA-SSE.B.3B
CCSS.HSF-IF.C.8A
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若方程式(x+6)(x-4)=0的兩根為a、b,
且a>b,則a-b=?
2
-2
10
-10
Tags
CCSS.HSA-SSE.B.3B
CCSS.HSF-IF.C.8A
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