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数学
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(2x-1)²(2x+1)²-(4x²+1)²因式分解
人气:324 ℃ 时间:2019-08-20 13:19:38
解答
(2x-1)²(2x+1)²-(4x²+1)²
=(4x²-1)²-(4x²+1)²
=(4x²-1-4x²-1)(4x²-1+4x²+1)
=-2*8x²
=-16x²
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