Jawabanmu

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2014-04-11T17:50:57+07:00
U = x^2 + 3 du = 2x dx dx= du/2x integral[xu^1/2 du/2x] =integral[1/2 u^1/2 du =1/2 x 2/3 u^3/2 + c = 1/3 (x^2+3)(x^2+3)^1/2 + c
2 5 2