2021-07-05 18:18
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回答图片识别成文本： Let f(x) be a monotonically decreasing continuous function on [o, oo), and prove that: a2(t)dt 3t2f(t)dt, a E [... 查看全部
2021-07-05 18:16
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回答图片识别成文本： Let f() be a continuous function,( )=0, Et be a cylinder x2 +y2 =t2(>0) and the whole surface of the stereo ... 查看全部
2021-07-05 18:15
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2021-07-05 18:13
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2021-07-05 18:11
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2021-07-05 18:09
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2021-07-05 18:07
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回答When is an infinitesimal of higher order than .Calculate a and b.
2021-07-05 18:06
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回答Let the coefficients of the power series satisfy(Ⅰ) to find the radius of convergence of the power series; (Ⅱ) Find the ... 查看全部
2021-07-05 18:03
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回答Find the volume of the body of rotation obtained from the graph
2021-07-05 18:01
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