Question

Find a vector perpendicular to the plane defined by the equation x-5y+10z=20

Answer 1

umm, the normal IS perp to the plane

Answer 2

Hah, was just checking that I had that right. The coefficients on the equation of a plane is the normal vector.

Answer 3

Oh yeah, duh. Thanks that was a stupid question

Answer 4

lol, it was a question designed to see how well you are aware of what your learning ;)

Answer 5

haha yeah I didn't write that down in my notes, I just did a triple cross example thing, which proves the same thing. But still thanks