1^2/(1-100+5000)+2^2/(2^2-200+5000)+.+99^2/(99^2-9900+5000
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1^2/(1-100+5000)+2^2/(2^2-200+5000)+.+99^2/(99^2-9900+5000(图1)
1^2/(1-100+5000)+2^2/(2^2-200+5000)+.+99^2/(99^2-9900+5000(图2) 1^2/(1-100+5000)+2^2/(2^2-200+5000)+.+99^2/(99^2-9900+5000(图3)