สมการกำลังสองตัวเเปรเดียว
Quiz
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Hard
สายชล แก้วพุฒตาล
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-2
2
-4
4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-2
2
-4
4
Answer explanation
(x-2)(x-2) = 0
x-2 = 0
x = 2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-1
1
-2
2
Answer explanation
(x-1)(x-1) = 0
x-1 = 0
x = 1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-1
1
-2
2
Answer explanation
(x+1)(x+1) = 0
x+1 = 0
x = -1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
0
-1
1
+1 และ -1
Answer explanation
(x-1)(x+1) = 0
x = +1 และ -1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
9
3
-3
3 และ -3
Answer explanation
(x-3)(x+3) = 0
x = 3 และ -3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-6
-3
3
6
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