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in Integral Calculus by (46.9k points)
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Integrate the with respect to x.

x/√(1 + x2)

1 Answer

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Best answer

∫x/√(1 + x2) dx ... (1)

Put 1 + x2 = t ... (2)

D.w.r. to 'x' 

0 + 2x = dt/dx 

dx = dt/2x ... (3)

Sub (2) and (3) in (1) 

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