Question

y = 3x + 2
Find the coordinates of the points on the line at distance 4 from (0,2)

Answer 1

hmmm use distance formula
and dont forget
(x,y)=(x,3x+2)
so u have these points
(x,3x+2) , (0,2)
and distance 4
4=\(\sqrt {(x-0)^2+(3x+2-2)^2}\)
solve for x