因式分解2b³-b²-6b+5a-10ab+3因式分解2b^3-b^2-6b+5a-10ab+3
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因式分解2b³-b²-6b+5a-10ab+3因式分解2b^3-b^2-6b+5a-10ab+3
因式分解2b³-b²-6b+5a-10ab+3
因式分解2b^3-b^2-6b+5a-10ab+3
因式分解2b³-b²-6b+5a-10ab+3因式分解2b^3-b^2-6b+5a-10ab+3
2b^3-b^2-6b+5a-10ab+3
=(2b³-b²)-(6b-3)-(10ab-5a)
=b²(2b-1)-3(2b-1)-5a(2b-1)
=(2b-1)(b²-5a-3)