求化简,数学题

5(4x^2-y^2)/2x^2-15xy-8y^2
2025-04-14 11:57:43
推荐回答(2个)
回答(1):

=[5(2x+y)(2x-y)]/[(2x+y)(x-8y)]
=5(2x-y)/(x-8y)
=(10x-5y)/(x-8y)

回答(2):

5(4x^2-y^2)/(2x^2-15xy-8y^2) = 5(2x+y)(2x-y)/[(2x-y)(x+8y)]
=5(2x+y)/(x+8y)