The 'origin'

[Przybysz]

Got a question "Find an equation of the straight line which passes through the origin and is perpendicular to the line y = 1/2x + 3.

Is the origin (0,0)?

I feel stupid!

Thanks in advance.

[arildno]

1.Yes
2.You shouldn't
3. Welcome to PF!

[Przybysz]

Thanks a lot, sorted that now!