十Compute improper integral.xdx(1+x2)200dx、
2021-12-26 20:21
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回答Your brewery requires access to 1500 l per hour of water at 85 oc hot water as part of the process. This hot water is ge... 查看全部
2021-12-22 19:04
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回答Let the function f(x)=sin(2)dt,x≠0，continue at x=0,and compute a.a,x=0
2021-12-20 14:51
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回答x +4sin xThe horizontal asymptote equation of sine curve y=was calculated.5x -2cos x
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2021-12-20 14:50
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回答Known functions:Total derivative of z f(x,y)is dz 2xdx-2ydy,and f(1,1)=2,find the maximum and minimum value of f(x,y)in ... 查看全部
2021-12-20 14:50
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回答We know that the function f(x)is continuous on [0,1]and differentiable in (0,1),andf(0)=0,f(1)=1.Proof:(①)There exists E... 查看全部
2021-12-20 14:50
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回答Simplify the differential equation (1-x)y"-xy'+y 0 by substituting x cost(0
2021-12-20 14:49
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回答As shown in the figure,the equation of curve C is y f(x),and point (3,2)is aninflection point of curve C.Lines l1 and l2... 查看全部
2021-12-20 14:49
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回答As shown in the figure,C1 and C2 are the images of y=(1 +e*)and y=e*,respectively.The curve C3 of the crossing point (0,... 查看全部
2021-12-20 14:49
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