∫sin^3xdx求不定积分,

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∫sin^3xdx求不定积分,∫sin^3xdx求不定积分,∫sin^3xdx求不定积分,用分部积分∫sin^3xdx=∫sin^2xdcosx=sin^2xcosx-∫cosxdsin^2x=sin

∫sin^3xdx求不定积分,
∫sin^3xdx
求不定积分,

∫sin^3xdx求不定积分,
用分部积分
∫sin^3xdx=∫sin^2xdcosx=sin^2xcosx-∫cosxdsin^2x
=sin^2xcosx+∫2cos^2xsinxdx=sin^2xcosx+2∫cos^2xdcosx=sin^2xcosx+(4/3)cos^3x+dx