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If int (x^(2010)+x^(804)+x^(402)) ............... |
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Answer» Put `2x^(2010)+5x^(804)+10x^(402)=t`, `4020 (x^(2009)+x^(803) +x^(401))dx=DT` `(x^(2009)+x^(803)+x^(401))dx=(dt)/4020`, `=1/4020 int t^(1//402) dt =1/4020 (t^(1/402+1)/(1/402 +1))` `=1/4020xx402/403 t^(403/402)` `a=403` |
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