约分4x^2y^4/8y^8

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约分4x^2y^4/8y^8约分4x^2y^4/8y^8约分4x^2y^4/8y^8约分4x^2y^4/8y^8原式=(4x^2y^4)/(8y^8)=(4y^4·x²)/(4y^4·2y^

约分4x^2y^4/8y^8
约分4x^2y^4/8y^8

约分4x^2y^4/8y^8
约分4x^2y^4/8y^8
原式=(4x^2y^4)/(8y^8)
=(4y^4·x²)/(4y^4·2y^4)
=x²/2y^4