ThatQuiz
试题库
现在参加这个测试
Difference of Squares 1
供稿人:
Heseltine
1.
a
2
-b
2
2.
x
2
-1
3.
1-y
2
4.
a
2
-4
5.
9-x
2
6.
y
2
-25
7.
4x
2
-1
8.
1-16a
2
9.
9a
2
-b
2
10.
x
2
-4y
2
参加了这次测试的学生也参加了 :
Quiz: factoring gcf
Factoring out gcf
Difference of two squares
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