4(x 1)²-(2x 5)(2x-5)求因式分解 财富值47?
E20****696
2022-08-05 10:55
4(x-1)²-(2x-5)(2x-5)
=4开发者_JS百科(x-1)²-(2x-5)²
=【2(x-1)+(2x-5)】【2(x-1)-(2x-5)】
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