分解因式:2a(a-1)²-12(a-1)+18
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分解因式:2a(a-1)²-12(a-1)+18
分解因式:2a(a-1)²-12(a-1)+18
分解因式:2a(a-1)²-12(a-1)+18
2(a-1)²-12(a-1)+18=2(a-1-3) ² =2(a-4)²
分解因式:2a(a-1)²-12(a-1)+18
分解因式:2a(a-1)²-12(a-1)+18
分解因式:2a(a-1)²-12(a-1)+18
2(a-1)²-12(a-1)+18=2(a-1-3) ² =2(a-4)²