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现在参加这个测试
Solving Quadratic Equations By Square Roots S2 #8
供稿人:
Bennett
X = ±
X
2
= 49
b =±
2b
2
=
32
c =±
3c
2
+
6
=
33
X
2
X
2
= ±
- 8 = 56
d = ±
4d
2
+
25 = 125
X = ±
X
2
- 12 = 69
a = ±
a
2
+ 10 = 110
X = ±
8x
2
- 32 = 0
X = ±
X
2
= 144
b = ±
2b
2
- 16 = 56
参加了这次测试的学生也参加了 :
Factoring Difference of Squares
"Parabolas Intro 2020"
Perfect squares/square roots
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