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If (x2+x+1)+(x2+2x+3)+(x2+3x+5)+⋯+(x2+20x+39)=4500, then x is equal to |
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Answer» If (x2+x+1)+(x2+2x+3)+(x2+3x+5)+⋯+(x2+20x+39)=4500, then x is equal to |
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