a2-ab/a2÷(a/b-b/a)计算

【升学】 a2-ab/a2÷(a/b-b/a)计算

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傻大方资讯为您精选的网友回复(供您参考):

[数学](a2-ab)/a2÷(a/b-b/a)=(a/b-b/a)/(a/b-b/a)=1.

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傻大方资讯为您精选的网友回复(供您参考):

[数学]a2-ab/a2÷(a/b-b/a)=a2-b/a÷(a/b-b/a)=a2-b/a÷(a2/ab-b2/ab)=a2-b/a÷[(a2-b2)/ab]=a2-b/ax[ab/(a2-b2)]=a2-b2/(a2-b2)......

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