9(x-1)2-8因式分解

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9(x-1)2-8因式分解9(x-1)2-8因式分解9(x-1)2-8因式分解解9(x-1)²-8=[3(x-1)]²-(2√2)²=(3x-3-2√2)(3x-3+2√

9(x-1)2-8因式分解
9(x-1)2-8因式分解

9(x-1)2-8因式分解

9(x-1)²-8
=[3(x-1)]²-(2√2)²
=(3x-3-2√2)(3x-3+2√2)


9(x-1)²-8
=[3(x-1)]²-(2√2)²
=(3x-3-2√2)(3x-3+2√2)