谁帮我翻译一下she is often heard sang english aloud in the moring

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• 谁帮我翻译一下she is often heard sang english aloud in the moring
• 谁帮我翻译一下she is often heard sang english aloud in the moring
• 已知m,n为整数,关于x的二次方程x^2+（7-m）x+3+n=0有两个不相等的实数根,x^2+（4+m）x+n+6=0有两个相等的实数解,x^2-（m-4）x+n+1=0没有实数解,求m、n的值
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