化简【(x²+y²)-(x-y)²+2y(x-y)】÷4y
问题描述:
化简【(x²+y²)-(x-y)²+2y(x-y)】÷4y
答
【(x²+y²)-(x-y)²+2y(x-y)】÷4y=(x²+y²-x²+2xy-y²+2xy-2y²)÷4y=(4xy-2y²)÷4y=x-y/2很高兴为您解答,祝你学习进步!【the1900】团队为您答题.有不明白的可以追问!如果...