Answer:
I need it in English please so I can helps
Answer:
The vector equation of the line is
l(t)= "-3,3,-5" + t "-2,-4,-4", where t is a parameter.
<span>\int_c\vec f\cdot d\vec r, in two ways, directly and using stokes' theorem. the vector field \vec f = 5 y\vec i - 5 x\vec j and c is the boundary of s, the part of the surface z = 16 -x^2-y^2 above the xy-plane, oriented upward.</span>
