(e~x)(1+e~x)~5 求不定積分
(e~x)(1+e~x)~5 求不定積分
數(shù)學(xué)人氣:603 ℃時(shí)間:2020-05-25 02:34:14
優(yōu)質(zhì)解答
那個(gè)e~x是不是e^x?是不是指數(shù)?∫e^x(1+e^x)^5 dx=∫e^x(5e^x+10e^2x+10e^3x+5e^4x+e^5x+1)dx=∫(5e^2x+10e^3x+10e^4x+5e^5x+e^6x+e^x)dx=e^x+(5/2)e^2x+(10/3)e^3x+(5/2)e^4x+e^5x+(1/6)e^6x+C=(1/6)e^x(e^x+2)(e^x+...
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