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Integrate[sqrt((2*1.3/(4x^2+1)^(3/2)+1)2/(sqrt(4x^2+1))),{x,1.5,2}]
Integrate[sqrt((2*1.3/(4x^2+1)^(3/2)+1)2/(sqrt(4x^2+1))),{x,1.5,2}]
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