sinx^6/(sinx^6+cosx^6)不定积分

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sinx^6/(sinx^6+cosx^6)不定积分
sinx^6/(sinx^6+cosx^6)不定积分

sinx^6/(sinx^6+cosx^6)不定积分
目测本题应该是0→π/2的定积分.

次方在里面还是外面?究竟是sin^6(x)还是sin(x^6)?是(sinx)^6令A=∫sin^6(x)/(sin^6(x)+cos^6(x))dx,B=∫cos^6(x)/(sin^6(x)+cos^6(x))dx, 则A+B=∫dx=x+C, A-B=∫(sin^2(x)-cos^2(x))*(sin^4(x)+sin^2(x)cos^2(x)+cos^4(x))/(sin^2(x)+c...

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次方在里面还是外面?究竟是sin^6(x)还是sin(x^6)?

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