因式分解:3x^2-2xy-8y^2

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因式分解:3x^2-2xy-8y^2因式分解:3x^2-2xy-8y^2因式分解:3x^2-2xy-8y^2(3x+4y)(x-2y)3x^2-2xy-8y^2=(3x+4y)(x-2y)3x^2-2

因式分解:3x^2-2xy-8y^2
因式分解:3x^2-2xy-8y^2

因式分解:3x^2-2xy-8y^2
(3x+4y)(x-2y)

3x^2-2xy-8y^2
=(3x+4y)(x-2y)

3x^2-2xy-8y^2
=(3x-4y)(x+2y)