point on line and tail of green normal vector: left parenthesis, "x" Subscript, 0 , Baseline , "y" Subscript, 0 , Baseline , right parenthesisx0,y0
Label:
6
Expression 7: left parenthesis, "x" Subscript, 0 , Baseline positive "t" "a" , "y" Subscript, 0 , Baseline plus "t" "b" , right parenthesisx0+ta,y0+tb
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤