求不定积分,∫dx/(11+5x)^3,

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求不定积分,∫dx/(11+5x)^3,
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求不定积分,∫dx/(11+5x)^3,
求不定积分,∫dx/(11+5x)^3,

求不定积分,∫dx/(11+5x)^3,
先配一下 dx =1/5 d(5x+11)
∫dx/(11+5x)^3
= 1/5 ∫d(5x+11) / (11+5x)^3
= -1 / [10(11+5x)^2] + C