Mathematics

Mathematics

Problem

Find ∫x2+3x+5x+1 dx\displaystyle\int \frac{x^{2}+3x+5}{x+1}\,dx. a) 12x2+2x+ln⁡∣x+1∣+C\dfrac12 x^{2}+2x+\ln|x+1|+C b) 12x2+2x+3ln⁡∣x+1∣+C\dfrac12 x^{2}+2x+3\ln|x+1|+C c) 12x2+2x+3ln⁡∣x∣+C\dfrac12 x^{2}+2x+3\ln|x|+C d) x2+2x+3ln⁡∣x+1∣+Cx^{2}+2x+3\ln|x+1|+C

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