积分上限函数求导
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积分上限函数求导
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![积分上限函数求导](/uploads/image/z/2122298-26-8.jpg?t=%E7%A7%AF%E5%88%86%E4%B8%8A%E9%99%90%E5%87%BD%E6%95%B0%E6%B1%82%E5%AF%BC)
原式 = 积分[0,x^2] sin[xy] / y dy - 积分[0,x] sin[xy] / y dy
求导:( 积分[0,x^2] sin[xy] / y dy ) ' = sin[x^3] / x^2 * (x^2) ' + 积分[0,x^2] (sin[xy])' / y dy = 2sin[x^3] / x + 积分[0,x^2] cos[xy] dy = 3sin[x^3] / x
求导:(积分[0,x] sin[xy] / y dy)' = sin[x^2] / x + 积分[0,x] (sin[xy])' / y dy = sin[x^2] / x + 积分[0,x] cos[y] dy = 2sin[x^2] / x.
求导:( 积分[0,x^2] sin[xy] / y dy ) ' = sin[x^3] / x^2 * (x^2) ' + 积分[0,x^2] (sin[xy])' / y dy = 2sin[x^3] / x + 积分[0,x^2] cos[xy] dy = 3sin[x^3] / x
求导:(积分[0,x] sin[xy] / y dy)' = sin[x^2] / x + 积分[0,x] (sin[xy])' / y dy = sin[x^2] / x + 积分[0,x] cos[y] dy = 2sin[x^2] / x.