匿名用户 2021-10-29 11:35 数学类Mathematics

Compute the antiderivative of. dx cos Where and b are non-negative a'sin'x b2cos'x constants that are not all 0.

匿名用户 2021-10-29 11:35 数学类Mathematics

Let D be a curvilinear trapezoid formed by the curve sin+ 1 and three straight linesx=0,x=n,y=0. Find the volume of the ... 查看全部

匿名用户 2021-10-29 11:33 数学类Mathematics

Calculate the lim1 x0xe1)

匿名用户 2021-10-29 11:34 数学类Mathematics

Compute the definite integral xarcsin xdx.

匿名用户 2021-10-29 11:33 数学类Mathematics

Let.: =5(t-sin t)), to calculate dy d'y=5(1-cos t dx dx

匿名用户 2021-10-29 11:30 数学类Mathematics

Proof: when<1andx≠0,+1xln(1-x)<1

匿名用户 2021-10-29 11:30 数学类Mathematics

binary function=u(x,y) meet du=2xydx+(x2+2y)dy,u(0,0)=1, and surface∑ is the part of the cone=x2+y2 truncated by(x-1)2+y... 查看全部

匿名用户 2021-10-29 11:29 数学类Mathematics

The concave curve y=y(x) crossing point(0,2) in the upper half plane, tangent level at this point, the curvature at any ... 查看全部

匿名用户 2021-10-29 11:29 数学类Mathematics

The inner surface side of a container is formed by rotation of the curve x =v2+y2( s xs2,y >0)about the X-axis, and t... 查看全部

匿名用户 2021-10-29 11:28 数学类Mathematics

Let u=f(+y z) in which f second-order continuous partial derivatives, and the function of z (x, y) by the xy+e'=xz sure,... 查看全部