分解因式;1 m²-x²+6x-9 2 (x²+4)²-16x²分解因式;(1) m²-x²+6x-9 (2 )(x²+4)²-16x² (3)x的四次方-16x²+16
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![分解因式;1 m²-x²+6x-9 2 (x²+4)²-16x²分解因式;(1) m²-x²+6x-9 (2 )(x²+4)²-16x² (3)x的四次方-16x²+16](/uploads/image/z/3765616-16-6.jpg?t=%E5%88%86%E8%A7%A3%E5%9B%A0%E5%BC%8F%EF%BC%9B1+m%26%23178%3B-x%26%23178%3B%2B6x-9+2+%EF%BC%88x%26%23178%3B%2B4%EF%BC%89%26%23178%3B-16x%26%23178%3B%E5%88%86%E8%A7%A3%E5%9B%A0%E5%BC%8F%EF%BC%9B%EF%BC%881%EF%BC%89+m%26%23178%3B-x%26%23178%3B%2B6x-9+%EF%BC%882+%EF%BC%89%EF%BC%88x%26%23178%3B%2B4%EF%BC%89%26%23178%3B-16x%26%23178%3B+++%EF%BC%883%EF%BC%89x%E7%9A%84%E5%9B%9B%E6%AC%A1%E6%96%B9-16x%26%23178%3B%2B16)
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分解因式;1 m²-x²+6x-9 2 (x²+4)²-16x²分解因式;(1) m²-x²+6x-9 (2 )(x²+4)²-16x² (3)x的四次方-16x²+16
分解因式;1 m²-x²+6x-9 2 (x²+4)²-16x²
分解因式;(1) m²-x²+6x-9 (2 )(x²+4)²-16x² (3)x的四次方-16x²+16
分解因式;1 m²-x²+6x-9 2 (x²+4)²-16x²分解因式;(1) m²-x²+6x-9 (2 )(x²+4)²-16x² (3)x的四次方-16x²+16
1 m²-x²+6x-9
=m²-(x²-6x+9)
=m²-(x-3)²
=(m+x-3)(m-x+3)
2 (x²+4)²-16x²
=(x²+4+4x)(x²+4-4x)
=(x+2)²(x-2)²
m²-x²+6x-9
=m²-(x-3)²
=(m+x-3)(m-x+3)
(x²+4)²-16x²
=(x²+4-4x)(x²+4+4x)
=(x-2)²(x+2)²