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Worksheets解一元二次方程式(綜合題2)
Total questions: 10
Worksheet time: 15mins
Name
Class
Date

Free Printable Worksheets
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Worksheets(複選) 解 x(x+2)+3(x+2)=0 x=?
-3
2
3
-2
(複選) 解 x2+14x+49=0 x=?
7
-7
-7
7
(複選) 解 (5x-1)(5x+4)=0 x=?
51
5−1
54
5−4
用配方法時,框框中的數是?
64
16
8
4
x2+9x=1 用配方法解方程式時,等號二邊要同加多少?
29
481
81
4
(複選) 解 x2−7x−18=0 x=?
-9
-2
9
2
(複選) 解 (x-5)(x+6)=12 x=?
5
-6
6
-7
(複選) 解 4x2−25=0 x=?
4−25
425
25
2−5
x= ?
−1+5
−1+2
−1−2
−1−5
x= ?
−3+5
−3+11
−3−11
−3−5
13 questions
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•
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