In the calculation where A is the outer surface of the solid surrounded by the surfaces
2021-08-16 18:17
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2021-08-16 18:15
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回答Let the curve integral be independent of the path, where (x) has the first continuous derivative, and f(0) =0, calculat... 查看全部
2021-08-16 18:13
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回答Let the sum of the rows of the n-order matrix A be zero and the rank of A be n-1, calculate the general solution of the ... 查看全部
2021-08-16 18:12
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回答Let the quantity field calculate the value of
2021-08-16 18:10
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回答Let the Fourier series expansion of be and calculate the value of the coefficient b₃
2021-08-16 18:06
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回答From the curve calculate the unit normal vector pointing out of the plane of rotation at the point
2021-08-16 18:02
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回答Is 3 order matrix set A, B, E for 3 order unit matrix, meet AB + E = A2 + B, and know Calculate the matrix B.
2021-08-16 18:00
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回答Let the random variable X and Y be independent, X obeys the normal distribution and Y obeys the uniform distribution on ... 查看全部
2021-08-16 17:57
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回答Known P (A) = P (B)=P(C) = 1/4, P (AB) = 0, P (AC) = P (BC) = 1/16. What is the probability that events A,B, and C will... 查看全部
2021-08-16 17:55
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