(a) Let c be a real number. Find the gradient vector field of
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Calc 3 - Line Integrals

Transcribed Image Text:(a) Let c be a real number. Find the gradient vector field of
f(x, y, z) =
Vx
+ y2 + z?
(b) Show that mG is a gradient vector field by finding a function V such that
VV = mG.
(c) Let r(t) parametrize the Earth's orbit as in Question 1. Evaluate
V(r(1)) – V(r(0))

Transcribed Image Text:G(x,y,z)= yrz
-GM
(x*+y*+z*j*72 (x,y,z)
r(t) = (_pcos(t)
_psin(t)
1+ecos(t)' 1+ecos(t)
0),0<tsn
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