qiu ji dao shu xue ti da an
来源:学生作业帮 编辑:拍题作业网作业帮 分类:数学作业 时间:2024/04/30 00:46:21
qiu ji dao shu xue ti da an
分解因式 (x+y)²+6(x+y)+9 a²-2a(b+c)+9(b+c)² 4-12(x-y)+9(X-y)² (m+n)²+4m(m+n)+4m² 2xy-x²-y² 4xy²-4x²y-y³
求你们了
分解因式 (x+y)²+6(x+y)+9 a²-2a(b+c)+9(b+c)² 4-12(x-y)+9(X-y)² (m+n)²+4m(m+n)+4m² 2xy-x²-y² 4xy²-4x²y-y³
求你们了
1.(x+y+3)²
2.(a-3(b+c))²这题你打错了吧?应该是“a²-6a(b+c)+9(b+c)²”才有的因式分解的.
3.(2-3(x-y))²
4.((m+n)+2m)²
5.-(x-y)²
6.-y(2x-y)²
²为平方的符号.
2.(a-3(b+c))²这题你打错了吧?应该是“a²-6a(b+c)+9(b+c)²”才有的因式分解的.
3.(2-3(x-y))²
4.((m+n)+2m)²
5.-(x-y)²
6.-y(2x-y)²
²为平方的符号.
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