【数学因式分解】4x²-4xy+y² 4-4m+m² 2分之1x²+xy+2分之1y²【数学因式分解】4x²-4xy+y²4-4m+m²2分之1x²+xy+2分之1y²4分之x²-xy+y²98-28x+2x²4x³+x-4x²49-14(x
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![【数学因式分解】4x²-4xy+y² 4-4m+m² 2分之1x²+xy+2分之1y²【数学因式分解】4x²-4xy+y²4-4m+m²2分之1x²+xy+2分之1y²4分之x²-xy+y²98-28x+2x²4x³+x-4x²49-14(x](/uploads/image/z/5914082-2-2.jpg?t=%E3%80%90%E6%95%B0%E5%AD%A6%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%E3%80%914x%26%23178%3B-4xy%2By%26%23178%3B+4-4m%2Bm%26%23178%3B+2%E5%88%86%E4%B9%8B1x%26%23178%3B%2Bxy%2B2%E5%88%86%E4%B9%8B1y%26%23178%3B%E3%80%90%E6%95%B0%E5%AD%A6%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%E3%80%914x%26%23178%3B-4xy%2By%26%23178%3B4-4m%2Bm%26%23178%3B2%E5%88%86%E4%B9%8B1x%26%23178%3B%2Bxy%2B2%E5%88%86%E4%B9%8B1y%26%23178%3B4%E5%88%86%E4%B9%8Bx%26%23178%3B-xy%2By%26%23178%3B98-28x%2B2x%26%23178%3B4x%26%23179%3B%2Bx-4x%26%23178%3B49-14%EF%BC%88x)
【数学因式分解】4x²-4xy+y² 4-4m+m² 2分之1x²+xy+2分之1y²【数学因式分解】4x²-4xy+y²4-4m+m²2分之1x²+xy+2分之1y²4分之x²-xy+y²98-28x+2x²4x³+x-4x²49-14(x
【数学因式分解】4x²-4xy+y² 4-4m+m² 2分之1x²+xy+2分之1y²
【数学因式分解】
4x²-4xy+y²
4-4m+m²
2分之1x²+xy+2分之1y²
4分之x²-xy+y²
98-28x+2x²
4x³+x-4x²
49-14(x-y)+(x-y)²
【数学因式分解】4x²-4xy+y² 4-4m+m² 2分之1x²+xy+2分之1y²【数学因式分解】4x²-4xy+y²4-4m+m²2分之1x²+xy+2分之1y²4分之x²-xy+y²98-28x+2x²4x³+x-4x²49-14(x
4x²-4xy+y²
=(2x-y)²;
4-4m+m²
=(m-2)²;
2分之1x²+xy+2分之1y²
=(x+y)²/2;
4分之x²-xy+y²
=(x/2-y)²;
98-28x+2x²
=2(x²-14x+49)
=2(x-7)²;
4x³+x-4x²
=x(4x²-4x+1)
=x(2x-1)²;
49-14(x-y)+(x-y)²
=(x-y-7)²
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4x²-4xy+y²
=(2x-y)²
4-4m+m²
=(2-m)²
2分之1x²+xy+2分之1y²
=(√2/2x+√2/2y)²
4分之x²-xy+y²
=(1/2x-y)²
98-28x+2x&...
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4x²-4xy+y²
=(2x-y)²
4-4m+m²
=(2-m)²
2分之1x²+xy+2分之1y²
=(√2/2x+√2/2y)²
4分之x²-xy+y²
=(1/2x-y)²
98-28x+2x²
=2(49-14+x²)
=2(7-x)²
4x³+x-4x²
=x(4x²-4x+1)
=x(2x-1)²
49-14(x-y)+(x-y)²
=[7-(x-y)²]
=(7-x+y)²
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