Miscellaneous surface integrals Evaluate the following integrals using the method of your choice. Assume normal vectors point either outward or upward . 50. ∬ S ∇ ln | r | ⋅ n d S , where S is the hemisphere x 2 + y 2 + z 2 = a 2 , for z ≥ 0, and where r = ( x , y , z )
Miscellaneous surface integrals Evaluate the following integrals using the method of your choice. Assume normal vectors point either outward or upward . 50. ∬ S ∇ ln | r | ⋅ n d S , where S is the hemisphere x 2 + y 2 + z 2 = a 2 , for z ≥ 0, and where r = ( x , y , z )
Miscellaneous surface integralsEvaluate the following integrals using the method of your choice. Assume normal vectors point either outward or upward.
50.
∬
S
∇
ln
|
r
|
⋅
n
d
S
, where S is the hemisphere x2 + y2 + z2 = a2, for z ≥ 0, and where r = (x, y, z)
With differentiation, one of the major concepts of calculus. Integration involves the calculation of an integral, which is useful to find many quantities such as areas, volumes, and displacement.
Calculate ff f(x, y, z) d.S for the given surface and function.
x² + y² = 25, 0≤ z ≤ 4; f(x, y, z) = e¯²
Consider the shown work.
To =
T, =
аф
де
=
д
(5 cos 0, 5 sin 0, z) = (-5 sin 0, 5 cos 0, 0)
do
d
-(5 cos 0, 5 sin 0, z) = (0,0,1)
дz
i
N(0, z) = T₁ × T₂ = -5 sin 0
0
||N(0, z)|| =
5 cos 0
0
2π 4
[[ f(x, y, 2) ds = [²* ["^ e
S
(5 cos 0)² + (5 sin 0)² + 0 =
e² do dz
k
0 = (5 cos 0)i + (5 sin 0)j =
1
Identify the first error in the work shown.
/25 (cos² 0 + sin²0)
The surface integral is written incorrectly.
No errors exist in the work shown.
The parametrization of the cylinder is incorrect.
The normal vector N(0, z) is incorrect.
(5 cos 0, 5 sin 0, 0)
√25 = 5
2. Write an inline function that returns the value of the function
.2
f(t, x) = sin(Va t) cos (Tx)
and also works for vectors. Test your function by plotting it over the region [0, 5] × [0, 5]. '
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