第20届江苏一道奥赛题(数学)(初中)正实数a,b,c,d满足a+b+c+d=1,设p=根号下3a+1加上根号下3b+1加上根号下3c+1加上根号下3d+1,则p与5有何大小关系?1.p大于5 2.p等于5 3.p小于5 4.p与5的大小关系不确
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![第20届江苏一道奥赛题(数学)(初中)正实数a,b,c,d满足a+b+c+d=1,设p=根号下3a+1加上根号下3b+1加上根号下3c+1加上根号下3d+1,则p与5有何大小关系?1.p大于5 2.p等于5 3.p小于5 4.p与5的大小关系不确](/uploads/image/z/7062612-60-2.jpg?t=%E7%AC%AC20%E5%B1%8A%E6%B1%9F%E8%8B%8F%E4%B8%80%E9%81%93%E5%A5%A5%E8%B5%9B%E9%A2%98%EF%BC%88%E6%95%B0%E5%AD%A6%EF%BC%89%EF%BC%88%E5%88%9D%E4%B8%AD%EF%BC%89%E6%AD%A3%E5%AE%9E%E6%95%B0a%2Cb%2Cc%2Cd%E6%BB%A1%E8%B6%B3a%2Bb%2Bc%2Bd%3D1%2C%E8%AE%BEp%3D%E6%A0%B9%E5%8F%B7%E4%B8%8B3a%2B1%E5%8A%A0%E4%B8%8A%E6%A0%B9%E5%8F%B7%E4%B8%8B3b%2B1%E5%8A%A0%E4%B8%8A%E6%A0%B9%E5%8F%B7%E4%B8%8B3c%2B1%E5%8A%A0%E4%B8%8A%E6%A0%B9%E5%8F%B7%E4%B8%8B3d%2B1%2C%E5%88%99p%E4%B8%8E5%E6%9C%89%E4%BD%95%E5%A4%A7%E5%B0%8F%E5%85%B3%E7%B3%BB%3F1.p%E5%A4%A7%E4%BA%8E5+2.p%E7%AD%89%E4%BA%8E5+3.p%E5%B0%8F%E4%BA%8E5+4.p%E4%B8%8E5%E7%9A%84%E5%A4%A7%E5%B0%8F%E5%85%B3%E7%B3%BB%E4%B8%8D%E7%A1%AE)
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