Find two unit vectors orthogonal to the parametric surface S given by r (u, v) = ( - 4 - ) i + 4v j + 2u k at the point on the surface corresponding to (u, v) = ( 3 , - ).
A) ±
B) ± (- 1 , 0 ,0)
C) ±
D) ±
E) ±

Question

Find two unit vectors orthogonal to the parametric surface S given by r (u, v) = (  - 4  -  ) i + 4v j + 2u k at the point on the surface corresponding to (u, v) = ( 3 , -  ).
A) ± 
B) ± (- 1 , 0 ,0) 
C) ± 
D) ± 
E) ±

Quizplus · Accepted Answer

The Answer of Find two unit vectors orthogonal to the parametric surface S given by r (u, v) = (  - 4  -  ) i + 4v j + 2u k at the point on the surface corresponding to (u, v) = ( 3 , -  ).
A) ± 
B) ± (- 1 , 0 ,0) 
C) ± 
D) ± 
E) ±

Find Two Unit Vectors Orthogonal to the Parametric Surface S