5x²+5xy/x²-y²·(4x-4y)计算!急
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 14:57:46
5x²+5xy/x²-y²·(4x-4y)计算!急
5x²+5xy/x²-y²·(4x-4y)计算!急
5x²+5xy/x²-y²·(4x-4y)计算!急
5x²+5xy/x²-y²·(4x-4y)
=5x(x+y)*4(x-y)/[(x-y)(x+y)]
=20x
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来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 14:57:46
5x²+5xy/x²-y²·(4x-4y)计算!急
5x²+5xy/x²-y²·(4x-4y)计算!急
5x²+5xy/x²-y²·(4x-4y)计算!急
5x²+5xy/x²-y²·(4x-4y)
=5x(x+y)*4(x-y)/[(x-y)(x+y)]
=20x