Please check to see if I correctly solved this problem. ∫ sqrt(4X^2+9X^4) ∫ (x) sqrt(4+9X^2) let u= 4 + 9x^2 let du= 18x dx 1/18∫ sqrt(u)du 2/3(1/18) (u)^3/2 +C 1/27 (4+ 9x^2)^3/2 +c
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Originally Posted by tigermadness Please check to see if I correctly solved this problem. ∫ sqrt(4X^2+9X^4) ∫ (x) sqrt(4+9X^2) let u= 4 + 9x^2 let du= 18x dx 1/18∫ sqrt(u)du 2/3(1/18) (u)^3/2 +C 1/27 (4+ 9x^2)^3/2 +c
Thanks
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