Substitute u = ln(x) Substitute v = Ա 2 Problem: In²(x) /x = dx du 1 dx x 26 x = √x In²(x) = u² = fu²e³ du ... or choose an alternative: Substitute √ du 1 du 2 = (steps) →→→→dx = -8 8/v²e- (steps) v²e" dv = x du, use: →→du = -2 dv:

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